According to the passage, the trap-jaw ants jaws keep them safe because______.
A.they can catch their enemies easily with their jaws
B.their jaws make them difficult to recognize
C.their jaws help them find food easily
D.their jaws help them escape from their enemies

A.A.they
B.their
C.their
D.their

【参考答案】

D
根据文章第四段最后两句可知，它们的颚在关键时刻能够帮助它们从敌人面前逃走，故选项D是正确的。