PT 11 S4 Q24

Mainstream economic theory holds that manufacturers, in deciding what kinds ... ...

The claim that manufacturers manipulate and create consumer demand plays which one of the following roles in the argument?
(A) It is one of the claims on which the conclusion is based.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Practice Set: "Method/Function" Questions, Set 3 - Mix (25Q)