哪一种不属于影响知觉的因素？ Which of the following is NOT belong to the fact

哪一种不属于影响知觉的因素？ Which of the following is NOT belong to the factors affecting the perception?

A.知觉对象 Object of perception

B.知觉者 Percipient

C.知觉行为 Action of perception

正确答案是C