It’s D because it it’s I got that answer right on my kids
Made for easier travel transport comunication and expansion west with out these west of Kentucky wouldnt have came into the us till later most likely
Answer:
Colonials would want to build their settlemesnt by the sea so they could use ships as transportation or for trading. They would also want to build near mountains so they could be protected or not want to build by mountains so they wouldn't have to travel over them for expansion reasons or also trading.
Hope I could help