Answer:
The answer is C. His flight convinced many Americans that air travel was safe, resulting in an increase in commercial aviation.
Explanation:
Hotelier Raymond Orteig had offered a $25,000-prize for anybody who would fly from New York to Paris. He hoped that such a flight would give a boost to the aviation industry development and tecnology. Lindbergh´s flight achieved to cover the route and meant a great stimulus to the industry.