Question

The poet wants to express as much as he or she can in the fewest words possible. This is referred to as _____.

central idea
economy of words
universal theme
stanza

Answer 1

A central idea and a univeral theme are ideas present throughout a poem.  A stanza is a section of a poem.  The idea of economy of words is the concept of decreasing word count while expressing more ideas, and thus it is the correct answer to this question.