The point of elasticity for the demand function:

The point elasticity for the demand function Q = 100 - 3.5P at the ($10, 65) point is Select one: O a. 100 - 3.5(10) = 65 O b. $10 x $10 65 = 1.538 O c. -3.5 X $10 65 = -0.538 O d. -3.5 x 65 $10 = -22.75