Because of the concept of scarcity
A)choices need to be made
B)marginal benefits increases
C)marginal costs decrease
D)total returns of benefit remains unchanged

Question

Quizplus · Accepted Answer

Scarcity means that there are limited resources and unlimited wants, which leads to the need to make choices. Therefore, choice letter A is the best answer. Marginal benefits and costs may change depending on the specific situation, and the total returns of benefit may also increase or decrease based on the choices made.

Because of the Concept of Scarcity