All else constant, which one of the following will increase a firm's cost of equity if the firm computes that cost using the security market line approach? Assume the firm currently pays an annual dividend of $1 a share and has a beta of 1.2. Multiple Choice W O A reduction in the dividend amount O An increase in the dividend amount. O A reduction in the market rate of return. A reduction in the firm's beta. An increase in the risk-free rate