There are several close substitutes for Quaker State oil but fewer substitutes for a complete checkup of your car's engine. We can expect the demand for:
A) Quaker State oil to be more price-inelastic.
B) the two to be equally price-elastic.
C) car checkups to be more price-elastic.
D) Quaker State oil to be more price-elastic.

Question

Quizplus · Accepted Answer

Quaker State oil has more close substitutes, making its demand more price-elastic compared to car checkups, which have fewer substitutes and thus more inelastic demand.

There Are Several Close Substitutes for Quaker State Oil but Fewer