Frank needs to fill juice cups for his little sister's birthday party. there are 35 juice cups and each juice cup holds 12 fluid ounces. the juice comes in 1-gallon bottles. how many 1-gallon bottles of juice will frank need to purchase?
(1 quart = 32 fluid ounces, 1 gallon = 4 quarts)
a: 1 bottle
b: 2 bottles
c: 3 bottles
d: 4 bottles