C.) What do you think about this. It is the only objective minded unselfish, and well disciplined sounding mind set of all the answers.<span />
Making an element stand out in art is call (A) Emphasis
This movement through keys is known as A. modulation.
Modulation refers to the changing of one key, which can be tonic or tonal center, onto another, which fits your description. Recapitulation refers to sections of movements within a sonata; Fifth Symphony is a symphony, not a sonata form; tonality refers to pitches and chords, not keys.