GMBs stock has a required return of 13%, and the stock sells for $50 per share. The firm just paid a dividend of $1.00, and the dividend is expected to grow by 30% per year for the next 4 years, so D₄ = $1.00(1.30)⁴ = $2.8561. After t = 4, the dividend is expected to grow at a constant rate of X% per year forever. What is the stocks expected constant growth rate after t = 4, i.e., what is X? (show work)

a. 8.26%

b. 7.08%

c. 7.46%

d. 8.70%