c$)$

The after$-$tax cost of debt is generally more expensive than the before$-$ta

Statements a and c are correct.

QUESTION $9$

The cost of equity for a firm:

a$.$ tends to remain static for firms with increasing levels of risk.

b$.$ increases as the unsystematic risk of the firm increases.

c$.$ ignores the firm's risks when that cost is based on the dividend grow

d$.$ equals the risk$-$free rate plus the market risk premium.

e$.$ equals the firm's pretax weighted average cost of capital.