The author of passage B would be most likely to regard the conclusion that ... ...

The author of passage B would be most likely to regard the conclusion that the Solnick and Hemenway study points to the existence of a “phenomenon of rivalry” (line 24) as
(A) ungenerous in its view of human nature and mistaken in its interpretation of the evidence
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in PT70 (Oct 2013): Reading Comprehension