In 2014, Alex received a gift of 200 shares of common stock. The stock was worth $8,000 when he received it. The donor had originally paid $10,000 for the stock when he bought it in 2012. If Alex sells the stock for $12000 in 2015, what is his capital gain?

A) 0

B) $2,000

C) $4,000

D) $12,000