Sam's Records is planning a sale and wants to make sure it will have enough supply to meet the increased quantity demanded. If you can't make it to the store until the end of the sale period, your best chance to find the music you want is if ... . . O A. demand is inelastic and supply is inelastic. O B. demand is elastic and supply is elastic. O C. demand is elastic and supply is inelastic. O D. demand is inelastic and supply is elastic. O E. demand is unit elastic and supply is inelastic