Which lists all the integer solutions of the inequality |x| < 3? a.) 0,1, and 2 b.) 0,1,2, and 3 c.) -2, -1, 0, 1, and 2 d.) -3, -2, -1, 0, 1, 2, and 3

In order for the barge operator to meet his expenses he has to haul at least 120 tons of freight how many railroad cars must be barge operator haul on each trip to at least break even