18 points i'll do brainliest which is the best reason for not using a moving car as a reference point?
select one:
a. the car will get out of sight too quickly.
b. it is difficult to tell other people which car you are using.
c. the car has moving parts, like rolling tires, that can be distracting.
d. it is difficult to determine which direction motion is occurring.

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.