Which of the following statements is (are) the most correct?

	A.	Sensitivity study is a technique in which key variables are changed one at a time.
	B.	Scenario study is a technique in which bad and good sets of financial circumstances are compared with a most likely situation.
	C.	Monte Carlo Simulation is a technique in which probable future events are simulated on a computer.
	D.	Breakeven is a technique to determine the level of sales at which a project would just break even.
	E.	All the above are correct.