Here is a premise:
Gilbert is also believed to have carved the magnificent cap?i?tals topping the pillars of the nave and aisles.

Here is a hypothesis:
We believe Gilbert has carved the capitals.

Here are the options: Possible answers:
a). yes;
b). it is not possible to tell;
c). no;
Is it possible to conclude that if the premise is true, then so is the hypothesis?
a).