1. Fugitive Slave Act, 2. Gold mining, 7. Population growth led to sanitation are the only ones I know, sorry I couldn't help you more<span>
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Answer:
war
Explanation:
they needed guns and supplies for the soldiers
communication...: people could ask for a certain product
transportation...: get supplies easier for making stuff
mass...: they could make large quantities of stuff faster
Answer: the answer you are looking for is, answer option C I believe that slave owners did produce 90% of the Texas cotton on plantations during the 1850s and 1860s, option B and D are linked because the more land you had the more slaves you had.
Explanation: If you are wondering, I took the test on edge 2020.