At the beginning of second quarter 2020, the bank buys a trading security for $150. At the end of the second quarter the price is $170. The bank sells the security at $200 at the end of the third quarter 2020.

In net, over the third quarter (i.e. comparing situation at two moments in time: the end of the second quarter and the end of the third quarter), the retained profit ___________________ , the capital reserve _____________________ and the bank shareholders' equity ______________, .

	A.	increased by $30; decreased by $20; increased by $30
	B.	increased by $30; decreased by $50; did not change
	C.	increased by $50; decreased by $20; increased by $50
	D.	increased by $30; did not change; increased by $30
	E.	decreased by $50; did not change; decreased by $50;