Although (A) the social sciences different (B) a great deal from one another (C), they share a common interest (D) in human relationships.   Any group  (A) that conducting (B) its meeting is in parliamentary rules will encounter (C)  situations where prescribed (D) procedures cannot be applied.`The publishers insisted that the author should pay half the cost of the initial print run of his controversial new book.`Which correction should be made to this sentence?