Firm A'' uses only common stock to finance investments and firm B'' also uses common stock with preferred stock to finance investments, then *

A. firm A and firm B both occurred financial risk

B. firm A and firm B occurred financial and operational risk both

C. only firm B occurred operational risk

D. only firm A occurred operational risk

Firms high business risk affects on revenue stability cost stability that creates ___

A. the firms financial leverage risk

B. high leverage capital structures

C.bankruptcy probability

D. ability to meet its firms operating obligations