If we apply a horizontal push of either 10 N or 20 N to a stationary cart on a low-friction track for a time of 1, 2, or 3 seconds, how would you rank the resulting momenta of the cart?
a) 10 N·s < 20 N·s < 30 N·s
b) 10 N·s < 30 N·s < 20 N·s
c) 20 N·s < 10 N·s < 30 N·s
d) 30 N·s < 20 N·s < 10 N·s