Each Salesperson in a Large Department Store Chain Is Rated

Multiple Choice

Each salesperson in a large department store chain is rated with respect to sales potential for
Advancement. These traits for the 500 salespeople were cross-classified into the following table:
What is the probability that the selected salesperson has average sales ability?

A) 50/500
B) 150/500
C) 300/500
D) 16/50
E) 154/500