22（）

A. by mercilessly exploiting women workers in the clothing industry
B. because they are capable of predicting new fashions
C. by constantly changing the fashion in women’s clothing
D. because they attach great importance to quality in women’s clothing

A. they have developed advanced forms of transportation
B. they have learned how to process sea water for drinking
C. their body temperature can vary considerably
D. their shelters and clothes help them to adapt themselves to the environment