Select the supporting detail that doesn't fit. Topic Sentence: Elephants are very intelligent animals.
A.
Elephants tear off branches of trees to use as fly swatters (苍蝇拍).
B.
An elephant can live for as long as sixty-five years.
C.
Elephants can recognize their reflections in mirrors.
D.
Elephants have been seen keeping vigil (守夜) over their dead companions.