For all speeds, the relative speed of the spaceship relative to the passenger is zero.
This is because the passenger is on the spaceship.
You are a passenger on a spaceship. As the speed of the spaceship increases, you would observe that
a. the length of your spaceship is getting longer.
b. the length of your spaceship is getting shorter.
c. the length of your spaceship is not changing.
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What scientific concept do you need to know in order to solve this problem?
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