Sentence 1: To many Madeirans who believe the Lady of Monte has carried them through troubled times, the pilgrimage is an obligation.

Sentence 2: Because the Lady of Monte is believed to have carried them through troubled times, Madeirans believe the pilgrimage is an obligation.
OPT:
[A]. yes;
[B]. it is not possible to tell;
[C]. no;
Is this second sentence entailed by the first sentence?
[B].