Answer:
Six
Explanation:
NASA built six space shuttles:
Enterprise, Columbia, Challenger, Discovery, Atlantis, and Endeavour.
He ended up crushing the creek and taking over their land
The north american air mass is a large body with generally uniform temperature and humidity. the area from which air mass originates is called source region. the air mass source regions range from extensive snow covered polar areas to deserts to a tropical oceans.
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