Based on the information below for Benson Corporation, what is the optimal capital structure?
a. Debt = 50%; Equity = 50%; EPS = 3.05; Stock price = 28.90.
b. Debt = 60%; Equity = 40%; EPS = 3.18; Stock price = 31.20.
c. Debt = 80%; Equity = 20%; EPS = 3.42; Stock price = 30.40.
d. Debt = 70%; Equity = 30%; EPS = 3.31; Stock price = 30.00.
e. Debt = 40%; Equity = 60%; EPS = 2.95; Stock price = 26.50.