One aspect of "the universality of toys" lies in the fact that ______.A．technological adva

One aspect of "the universality of toys" lies in the fact that ______.

A．technological advances have greatly improved the durability of toys

B．the improvement of craftsmanship in making toys depends on the efforts of universities

C．the exploration of the universe has led to the creation of new kinds of toys

D．the basic characteristics of toys are the same the world over