What is the estimated terminal fall velocity of the parachute given that the low density is about 2.9E-5 slug/ft^(3) and its gravity is only 38% of earth gravity, and the mass of the payload and chute is 3150kg? A) 2.9E-5 slug/ft^(3) B) 38% of earth gravity C) 3150kg D) None of the above.