The payback method of decision analysis is the most beneficial to use in which one of the following situations?

A) A firm that is considering a long-term research project.
	B) A firm that can either build a distribution center or a ski lift on the same piece of land, but not both.
	C) Starbucks is considering putting in another shop several miles from an existing one in Atlanta.
	D) A coal mine opening another excavation location in another country.
	E) The Federal Government evaluating a new COVID19 vaccine.