Answer:
A. Automotive Industry
3. Oligopoly
few sellers, many buyers
B. ACME Light and Power
4. Monopoly
Generally only one per city
C. Airline Industry
3. Oligopoly
high barriers to entry
D. Soda Industry
3. Oligopoly
Coke and Pepsi control most of the market
E. Beet Industry
1. Perfect Competition
many sellers, many buyers
F. Cable Television Industry
4. Monopoly
Generally only one per city, or at most 2
G. Agricultural Commodities
1. Perfect Competition
many sellers, many buyers
H. Athletic Shoe Industry
2. Monopolistic Competition
differentiated products