4. Three purchase plans are available (and presented below) for a used car. If a customer expects to keep the car five years and his MARR is 18% compounded monthly, which payment plan should he choose? Think carefully about the appropriate analysis period. Plan A: $5,000 cash immediately Plan B: $1,500 down and 36 monthly payments of $116.25 Plan C: $1,000 down and 48 monthly payments of $120.50