Answer:
price inelastic, large
Step-by-step explanation:
the price inelasticity of demand is a measure of the quantity of goods demanded when the just the price of the goods is increased.
In the case of the question, becuase of the price inelasticty of the airline business travelers' flights, a large increase in price of flights will allow a large decrease in the number of business travlers' flights with the airline.
Cheers.