ROME is the modern site of encounter
"<span>c.Their current working conditions are quite difficult" would be the best option from the list, since this is saying that due to these hard conditions, they should try to find a home that makes life slightly less difficult. </span>
The term that is being defined is called infertility.
Answer: The most desired feature was B. Strategic Location. That´s why the forts were built on high land overlooking the Potomac and Anacostia rivers, as well as roads leading to Washington, which were important strategic locations for the Union soldiers. As an example, Fort Totten was built atop a ridge along the main road from Washington to Maryland, near the Capitol.