A Spaceship Leaves Earth at a Steady Forward Speed of 70

Multiple Choice

A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative to the ship must the spaceship launch a shuttlecraft in the forward direction so that it will be moving
Away from Earth at 98.7% the speed of light?

A) 0.84c
B) 0.97c
C) 0.91c
D) 0.99c
E) 0.93c