Answer:
The firm's cost of equity is C. 14.05 percent
Step-by-step explanation:
Hi, we need to use the following formula in order to find the cost of equity of this firm.

Where:
r(e) = Cost of equity
rf = risk free rate
rm = Market rate of return
Everything should look like this.

So, this firmĀ“s cost of equity is 14.05%
Best of luck