Can I get some help on these questions

A car traveling with a speed of 8 m/s starts to speed up in the negative d Which velocity vs. time graph describes the motion of the car? A B C D 9 A velocity-time graph for a light rail train is shown below. Which motion diagram(s) correspond(s) to the motion of the train? (There may be more than one answer.) A B D X A motion diagram for two roller skaters is shown below. Which velocity-time graph describes the motion of the skaters? ointments with A B labus Which velocity-time graph(s) corresponds to the pos the figure. (There may be more than one answer.) nouncements des ple pointments with nts At which time(s), if any, do the objects have city? X s with