In a Small Isolated Town, There Are Two Types of People

Multiple Choice

In a small isolated town, there are two types of people, saints and crooks. In business dealings between any two residents of this town, the payoffs are below. What percentage of this town's residents would be saints in an evolutionary stable strategy?

A) 62.50%
B) 100%
C) 87.50%
D) 15.30%
E) 0%