Kenneth King inherited 100 shares of Corporation ABC stock from his father, who died on March 4, 2019. His father paid $17 per share for the stock on May 3, 1999. The fair market value of the stock on the date of death was $63 per share. On September 4, 2019, the fair market value of the stock was $55 per share. Kenneth sold the stock for $68 per share on December 5, 2019. The executor of the estate did not elect the alternate valuation date for valuing the father’s estate. An estate tax return was filed. What was Kenneth’s basis in the stock on the date of the sale?

a. $1,700

b. $4,600

c. $5,500

d. $6,300