Which of the pronouns are suitable to fill in the following sentence. Yet students find gi

A．decides

B．controls

C．specifies

D．Chairs

A./hus/

B./huz/

C./hu:s/

D./hu:z/

A．Scientists are finding the idea that some traits are naturally selected for their benefits to the species increasingly useful.

B．It is widely accepted by the scientific community that individuals that don't benefit their species are maladaptive.

C．The human tendency towards altruism is one widely accepted example of a trait traditionally associated with natural selection.

D．The controversy over the idea that traits can be selected based on their benefits to species instead of individuals is inevitabl

A．Scientists are finding the idea that some traits are naturally selected for their benefits to the species increasingly useful.

B．It is widely accepted by the scientific community that individuals that don"t benefit their species are maladaptive.

C．The human tendency towards altruism is one widely accepted example of a trait traditionally associated with natural selection.

D．The controversy over the idea that traits can be selected based on their benefits to species instead of individuals is inevitabl

A．Because they had no oversight, privateers often became pirates out of greed.

B．Privateers were commissioned to guard the seas from profit-seeking pirates.

C．Because there were a lot of pirates, privateers had a good opportunity to make money.

D．An unsupervised privateer was as immoral as a greed-fueled pirate captain.

A．Some people believe that discussing elephant intelligence in terms of human intelligence diminishes our understanding of elephants.

B．Some people think that elephants are mildly intelligent while humans possess a different, better sort of intelligence.

C．Some people do not believe that we will ever know whether or not elephants are intelligent because the issue is too complex.

D．Some people believe that elephants have failed to develop complex intelligence because of human interference with their habitats.

A．Developing strong A.I. is difficult and dangerous, since such a program might one day turn on its creators.

B．Existing technology could easily create a strong A.I. program if only scientists could agree on a clear definition of the term.

C．Trying to develop strong A.I. using existing technology is easier, but raises questions about the criteria for success.

D．Because scientists might not recognize intelligence in a computer program, they refuse to base it on existing technologies.

A．Due to the sun"s enormous mass, its gravity is strong enough to keep everything in the solar system in orbit around it.

B．The sun is actually an enormous star whose mass is equal to that of the entire solar system including all manner of matter.

C．The sun"s gravitational pull is so strong that it extends beyond the edges of the solar system into the Milky Way.

D．The sun is far greater in size than the Earth and it is responsible for the majority of the solar system"s mass.

A．Due to the sun's enormous mass, its gravity is strong enough to keep everything in the solar system in orbit around it.

B．The sun is actually an enormous star whose mass is equal to that of the entire solar system including all manner of matter.

C．The sun's gravitational pull is so strong that it extends beyond the edges of the solar system into the Milky Way.

D．The sun is far greater in size than the Earth and it is responsible for the majority of the solar system's mass.