Answer:
pollution
Explanation:
The smoke directly contributes to pollution.
Answer:
B) The U.S. Navy was concerned about a foreign-controlled company having so much power over their communications.
Explanation:
Marconi was a British company. Although, the company was regarded as one of the best telecommunication companies but the US Navy were concerned that by giving too much control and by depending too much on a foreign country, they might be in a weaker position to negotiate any future deals or may be in a weaker position in diplomatic ties.
The answer is A <span>self-reflection</span>
