Boost the tourist trade always favors aviation. You have to get to a foreign country somehow. D is not the answer.
Creating wealth is not a hindrance to any industry. So A is incorrect.
B is kind of tough to get rid of. If aviation is already there you don't want to compete with an established industry. It is wrong only because C is a better choice.
Answer. C.
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The Flint water crisis was a public health crisis that started in 2014 and lasted until 2019, after the drinking water for the city of Flint, Michigan was contaminated with lead and possibly Legionella bacteria
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