Sentence Correction

A few metallic objects on the Sea of Tranquillity are all that remain of the Apollo XI lunar module, which in July, 1969, became the first spaceship to carry men to the moon.

(A). became the first spaceship to carry
(B). was the first spaceship carrying
(C). was the first spaceship that carried
(D). is the first spaceship that has carried
(E). became the first spaceship, carrying

OA is A
What verb is required here singular or plural? Pls an Expert should do justice