The Kingston Little Theater is a semi-professional troupe that presents six productions annually. It knows that if it presents a musical from the 1950s or the 1960s it will attract a large audience from the gay community to see the production. It could chart its demand pattern by looking at:
A. How it acquires prospects
B. Geographical influences on demand
C. Audience empowerment
D. Market segments
E. Seasonal fluctuations
Answer: D. Market segments