It can be inferred form. the last paragraph that human perceptual mechanism__________.

It can be inferred form. the last paragraph that human perceptual mechanism__________. 查看材料

A.can never be changed

B.provides all objective straightforward way for observation

C.can provide some sort of correction on the basis of experience

D.always distorts reality

请帮忙给出正确答案和分析，谢谢！