A Certain Investment That Costs $10,000 Today Promises to Pay

A certain investment that costs $10,000 today promises to pay you $10,500 in five years.This investment ________.

A) is unambiguously a good investment
B) is unambiguously a bad investment
C) may be a good investment if the rate of return you can earn an alternative investments is very low
D) may be a good investment if the rate of return you can earn on alternative investments is very high