I believe the answer would be Phalanx.
The three acquisitions that greatly expanded the territory of America before the civil war were <span>Northwest territory, Texas and Louisiana Purchase. The correct options among all the options that are given in the question are option "A", "C" and "D". I hope the answer has come to your help.</span>
Horticulture means "The practice of gardening and/or farming"
That being said, Horticulturists means people that gardened, or farmed.
Answer:
Slaves mightve entered the union army or run away from working for the south to produce for the souths war efforts. Dont remember much history but i think that was the vague idea.
Explanation: