How did John Quincy Adams and Andrew Jackson justify Jackson's seizure of Florida?
Ready?

He was, in fact, sent down to Fort Scott because of Seminole retaliatory strikes against the United States in late 1817. General Jackson concluded that it was necessary for the United States to invade Spanish territory and forcibly take control of Pensacola, thereby dispersing (or killing) the Indians gathered there.

Explanation:

d) post-world war i

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.