请教 og 183

thinkers

183. Archaeologists in Ireland believe that a recently discovered chalice, which dates from the eighth century,was probably buried to keep from being stolen by invaders.
(A) to keep from
(B) to keep it from
(C) to avoid
(D) in order that it would avoid
(E) in order to keep from

高手指点，为什么c 不行，多谢