List and explain 3 reasons for America's entry into world war 1

1. Germany sank American merchant ships. 2. Submarine warfare threatened to stop American trade and brought the threat of another recession in the US. 3. The Black Tom Explosion was caused by German saboteurs in New York Harbor on July 30, 1916 to prevent British receipt of munitions from the US.

Explanation:

(b) britain had a much larger navy than the u.s.

(d) the u.s. had a small army compared to britain.

the option which was not a function of missionaries in the northwest was the first one - they established posts for trading furs and other goods.

missionaries were sent around the world to spread religion and their knowledge and others - they were not merchants who sold furs and other goods.