单选题 Which of the following is TRUE?
A. Man is more color-conscious than the honey-bee.
B. The honey-bee is blind to red.
C. The honey-bee can see far more colors.
D. Man is sensitive to the ultra-violet.

【正确答案】 B

【答案解析】根据第3段第4句“The part of the spectrum(光谱)seen by color-conscious(意识的) man as red is non-existent for honey-bees．人们能感觉到光谱中的红色，而蜜蜂却看不见。”可以判断，答案应为B。