Neglecting Air Resistance, the Escape Speed from a Certain Planet

Multiple Choice

Neglecting air resistance, the escape speed from a certain planet for an empty space vehicle is 1.12*10⁴ m/s. What is the corresponding escape speed for the fully loaded vehicle which has triple the mass of the empty one?

A) 3.73 * 10³ m/s
B) 1.12 *10⁴ m/s
C) 3.36 *10⁴ m/s
D) 9.98 * 10⁴ m/s
E) 1.40 * 10¹² m/s