Currently, union membership in the United States is about what percentage of civilian employees?

One of the basic defenses of economic growth rests on the conclusion that:

A. a growth-oriented society confers a "work and look to the future" attitude on the members of society. B. growth makes the gap between unlimited wants and scarce resources less acute. C. growth makes workers less obsolete and more secure in employment. D. growth reduces the cost to society of "common property" resources.

If the first worker produces five custom picture frames a day, and the second worker produces five additional custom picture frames a day, it is clear that diminishing marginal returns have not yet set in.

Answer the following statement true (T) or false (F)