You are running at 10m/s relative to the ground. A person standing still behind you throws ball A toward you at 30m/s. A person standing still in front of you throws ball B toward you at 30m/s. And another person standing still in front of you throws ball C straight up in the air at 30m/s. a,b,c) What are the speeds of the balls A, B, and C respectively, relative to you immediately after they are thrown? d) What speed(s) would beams of light aimed in all the same directions as balls A, B, & C be traveling relative to you