______ refers to a leader who uses any combination of the basic five styles for the purpose of personal advancement.

A) middle-of-the-road management
B) maternalism
C) opportunism
D) team management

​The price elasticity of demand tells us about

A) ​The sensitivity of price to quantity
B) The sensitivity of quantity to price
C) The sensitivity of income to price
D) ​The sensitivity of income to quantity