Oscar, a single taxpayer, sells his residence of the last 10 years in January of 2019 for $190,000. Oscar’s basis in the residence is $45,000, and his selling expenses are $11,000. If Oscar does not buy a new residence, what is the taxable gain on the sale of his residence? 

a. $145,000

b. $134,000 

c. $45,000 

d. $9,000 

e. $0