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Read the passage from The Race to Space: Countdown to Liftoff.
NASA absorbed the National Advisory Committee for Aeronautics (NACA, the g
historic flight), along with resources from Caltech's Jet Propulsion Laboratory,
Center, and the army's rocket-research team.
What is most likely the author's purpose in this passage?
to explain what the story is about
O to ask a question that the author will answer later
O to add supplemental information that explains the situation
Oto help the reader draw a conclusion based on the evidence