单选题
Freud derived psychoanalytic knowledge of childhood indirectly: he reconstructed childhood processes from adult______.
【正确答案】
A
【答案解析】解析：A项memory“记忆”；B项experience“经历”；C项behavior“行为”：D项monotony“单调”。从句中的“indirectly”和“reconstructed childhood processes”可知，这种间接获取的知识只能从成人的记忆中获得，故A正确。