A tricycle factory uses the following items to produce one tricycle: 3 tires, 1 frame, and 2 pedals. If the factory has available 270 tires, 90 frames, and 170 pedals, which item would limit the amount of complete tricycles that can be assembled?
A) tires
B) frames
C) pedals
D) both tires and frames are limiting
E) not enough information
Answer: C