Sentence 1: Having conditioned its audience to view IQ as all-important, The Bell Curve then manipulates statistics in a way that makes IQ look bigger, and everything else smaller, in determining Americans' life-chances.

Sentence 2: The Bell Curve may be responsible for the altered perception, though it may be founded in some truth and fact.
Available options:
(a). yes
(b). it is not possible to tell
(c). no
Is this second sentence entailed by the first sentence?
(b).