Daniel, who is single, purchased a house on May 15, 1998, for $115,000. During the years he owned the house, he installed a swimming pool at a cost of $24,000 and replaced the driveway at a cost of $12,000. On April 28, 2021, Daniel sold the house for $470,000. He paid a realtor commission of $28,000 and legal fees of $1,000 connected with the sale of the house. What is Daniel’s recognized gain on the sale of the house?

a. $0.

b. $ 40,000.

c. $290,000.

d. $319,000.