Corona Corp.'s expected cash flows, depending on the state of the economy, are presented in the table below. The firm wants to borrow $50. If it goes bankrupt it will incur $20 in bankruptcy costs. The market interest rate is 0. What are the expected costs of bankruptcy?"

Probability CF Strong economy 0.6 $90 Weak economy 0.4 $40 A. $14

B. $12

C. $6

D. $10

E. $8