Sentence 1: Evans made numerous remarkable finds at the site, since it had been covered and left undisturbed following the 1350 b.c. disaster.

Sentence 2: Evans was unable to make any conclusions at the site because it had been disturbed several times in the history.
pick from the following.
(A). yes.
(B). it is not possible to tell.
(C). no.
Is this second sentence entailed by the first sentence?
(C).