下列关于疫苗的说法．错误的是A.第一类疫苗不得向个人供应B.疫苗批发企业在销售疫苗时，

A．National

B．Regional

C．Generational

D．All the options are incorrect

A、They are the same problems you face in each culture,and their solutions are also same

B、They are the same problems you face in each culture, but their solutions are different

C、They are the different problems you face in each culture, and their solutions are same

D、They are the different problems you face in each culture, and their solutions are also different

Some companies have a team-based culture with employee participation on all levels, while others have a more traditional and formal management style.()

The main purpose of this passage is to ______.

A．prove that different people have different definitions of culture

B．inform. that variations exist as far as a culture is concerned

C．indicate that culture is closely connected with social classes

D．show that the idea that the poor constitute a separate culture is an absurdity