he number of bottles of water, z, that a track team drinks each meet is four times the number of players, q, plus two for the coach. This situation is represented by the function z = 4q 2. Select from the drop-down menus to correctly complete the statement about the function z = 4q 2. The Choose... variable is z because z is the Choose... of the function. The Choose... variable is q because q is the Choose... of the function.