Match the concept with the best matching explanation.

Perfect Characteristic Monopolistic Competition Oligopoly Monopoly Competition O Elastic O Elastic O Elastic O Elastic Elasticity O Inelastic O Inelastic O Inelastic O Inelastic O High O High O High O High Barriers to O Medium O Medium Medium O Medium Entry O None O None O None O None 0 One O One O One O One Number of O Few O Few O Few O Few Businesses O Many O Many O Many O Many O Great many O Great many O Great many O Great many O None close O None close None close O None close Substitutes 0 Different O Different Different Different O Many O Many O Many O Many O Maker O Maker O Maker O Maker Pricing Power O Taker O Taker O Taker O Taker