[单项选择]Are some people born clever and others born stupid Or is intelligence developed by our environment and our experience Strangely enough, the answer to these questions is yes. To some extent, our intelligence is given us at birth. On the other hand, a child who lives in boring environment will develop his intelligence less than one who lives in rich and varied surroundings. Thus the limits of a person’s intelligence are fixed at birth, whether or, not he reaches those limits will depend on his environment. This view, now held by most exports, can be supported in a number of ways.
It is easy to show that intelligence is to some extent something we are born with. The closer the blood relationship between two people, the closer they likely to be in intelligence. Thus if we take two unrelated people at random from the population, it is likely that their degree of intelligence will be completely different. If, on the other hand, we take two identical twins, they will very likely be as in
A. never become a genius
B. exceed his intelligence limits in rich surroundings
C. still become a genius if he should be given special education
D. not reach his intelligence in his life