What does your brother do? [ ]

A. He works very hard.

B. He is outgoing and friendly.

C. He is a sales assistant.

D. He is tall with curly hair.

掌握和运用知识的能力和方法包括（）。

A.提高认知能力

B.检验事物之间的联系

C.分析假设和推理

D.综合判断