Answer:
Im answering this as if you were so you can just copy and paste
Explanation:
I think slave owners prevented their slaves from living with others in their own ethnic group because there where much more slaves then slave owners so they could easily plot a plan against the slave owners and escape.
I'm a bit rusty on this portion of history, sorry, but I believe the answer you're looking for is because George Washington wasn't in Philadelphia at the time of the signing. He was a general in the army and during the time of the signing, he was defending the country in another part of colonies.
Hope this helps!
Answer:
hydrophobic interiors and hydrophilic exteriors.
Explanation: