is this correct ?

Remaining Time: 14 minus Question Completion Status: Moving to the next question prevents changes to this answer. Question 8 You are given the cost and volume information below: Volume Cost 1 unit $ 15 10 units $ 150 100 units $ 1500 What type of a cost is given? O a, mixed cost O'b. fixed cost O'c none of the listed answers d. variable cost Moving to the next question prevents changes to this