GRAMMAR Circle the correct answer. 1 Ants are animals which / who collect food. 2 Wax is the stuff with which / what we make candles. 3 This is a new type of camera who / that takes excellent photos 4 This is the boy who, which is the best player on the team. 5 Freedom is something that/ who we all want. 6 Gold is a metal who / that is expensive.