问题：
[单选题]Which of the following is false ?
ABritish philosopher John Locke suggested that knowledge is not inborn but is learned from experience.
B"Know Thyself" was the motto by Socrates.
CIn China, Liu Xie carried out an early experiment to study perception.
DIn the middle ages, people believed that abnormal behavior was caused by the procession of demons.
答案解析：