2. "A" car and "B" car start at the 0 m mark at the same time, traveling in opposite directions. (Graph only) 3. "B" car starts at the positive 2 m mark, traveling in the positive direction. "A" car starts at the 0 m mark, moving in the negative direction. Both cars start at the same time. (Graph only) 4. "A" car and "B" car start at the 0 m mark, traveling in the positive direction, but "B" car gets a 3 second head-start. Indicat le sition which the Bull