If the price of Mountain Dew soda increases from $1.50 to $2.00 per 20-ounce bottle and the quantity demanded decreases from 500 bottles to 400 bottles, then theprice elasticity of demand coefficient,pEd, using the arc/midpoint-elasticity of demand formula from class, equals

A.1.0

B.0.78

C.0.66

D.0 (nobody's really gonna' stop drinking Dew when the price rises - Dew is life!)