Use the price-demand equation below to determine whether demand is elastic, is inelastic, or has unit elasticity at the indicated values of p. X=f(p)=70-2p-0.1p2 (A)p=1o (B)p=5 (C)p=15 E) (A) Describe the demand's elasticity for the given price-demand equation at p = 10. Choose the correct answer below. Inelastic Elastic Unit Elastic (B) Describe the demand's elasticity for the given price-demand equation at p = 5. Choose the correct answer below. Elastic Unit Elastic Inelastic (C) Describe the demand's elasticity for the given price-demand equation at p = 15. Choose the correct answer below. Inelastic Elastic Unit Elastic