Joan Bias, a U

Joan Bias, a U.S. citizen, established Canadian residency in 2018. At the time she entered Canada, she owned shares in a U.S. company that had an adjusted cost base of $150,000 and a fair market value $210,000. During 2020, she sold these shares for $170,000. Which of the following reflects the tax consequence of this sale?

A) There would be a taxable capital gain of $20,000.
B) There would be an allowable capital loss of $20,000.
C) There would be a taxable capital gain of $10,000.
D) There would be a business investment loss of $40,000.