Which of the following items would be considered scarce?

The figure above shows a nation's consumption function. The amount of autonomous consumption expenditure is

A) $1 trillion. B) more than $3 trillion. C) $3 trillion. D) $0. E) $2 trillion.

Suppose each of the following is a highly-paid seller of services. Who provides a productive service?

A) Dionne, the astrologer B) Jerry, the comedian C) Roger, the movie critic D) Joe, the vice president E) All of the above.