Economics is all of the following except is. a social science b. a subject that studies choices c. a subject that arises because we want more than we can get d. a subject that tells countries what goods they must trade

 Option D

Explanation: Economics is the social science that studies the factors that affects the behavior and living of the individuals. The economics revolves around three questions -  what to produce, how to produce and for whom to produce.

It studies the problem of scarcity and provides for the solution of effective allocation of resources. It does not study what countries should trade as this is a subject for business management.

Hence the correct option is D.

the correct answer is:     [c]:     " cyclical unemployment " .