Personification whos the jester? He is one, who behind the scenes hath been, caught life with his make-up off, found him but a harlequin cast to play a tragic part and the two laughed, heart to heart

its either b or c

i would go with c

hope it < 3

two 125 kg bumper cars are moving toward each other in opposite directions. car x is moving at 10 m/s and car z at −12 m/s when they collide head-on. if the resulting velocity of car z after the collision is 10 m/s, what is the velocity of car x after the collision?