[Solved] A car starts from Hither, goes 50 km in a straight line to Yon, immediately turns around, and returns to Hither.The time for this round trip is 2 hours.The magnitude of the average velocity of the car for this round trip is: A)0 km/hr B)50 km/hr C)100 km/hr D)200 km/hr E)cannot be calculated without knowing the acceleration Sterile Females: null XXY Individuals: null XXX Individuals: null SRY Gene: null