The situation described in the book as “Smart for One, Dumb for All” occurs when:

A.individuals, when acting rationally, fail to take advantage of all opportunities for social benefit.

B.a market is in equilibrium.

C.individuals, when acting rationally, benefit society as a whole.

D.individuals make better decisions when acting alone than when in groups.

正确答案：individuals, when acting rationally, fail to take advantage of all opportunities for social benefit.