A boat exerts a horizontal constant force of 5.00 x 10³ N on a ship moving at a constant speed through the harbor. How much work does the boat do on the ship if each moves a distance of 3.00 km
a) 1.50 × 10⁷ J
b) 1.50 × 10⁻3 J
c) 1.50 × 10⁵ J
d) 1.50 × 10⁻5 J