The Wright brothers tested their planes in North Carolina and developed the engine for them at their workshop in Dayton, Ohio. Option C.
This is further explained below.
Generally, Orville and Wilbur Wright were American aviation pioneers who are collectively known as the Wright brothers. They are usually credited with conceiving, constructing, and flying the world's first successful motor-operated aircraft.
In conclusion, North Carolina served as the testing ground for the Wright brothers' aircraft, while the brothers' workshop in Dayton, Ohio was responsible for the development of the aircraft's engines. Option C.
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