Here is a premise:
Conservatives hope their 5-4 majority will make this the defining term of the Rehnquist court.

Here is a hypothesis:
Conservatives are hoping that they will have the upper hand this time because of their numbers.

Here are the options: Options are:
(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).