Choose the scenario that describes a proportional relationship. A. Miguel earns $7.50 per hour while babysitting. B. a hotel charges a flat rate of $12.00 to park in their parking lot. C. a cellphone plan is $25 plus $0.05 per megabyte, MB, of data usage. D. Raphael sells paintings for $200 each at a market, but has to pay $100 to reserve a table.