Two things that increased american interchanges in the late 1800s were "b. the telegraph and telephone," since both of these creations significantly accelerated correspondence and made it more productive.
Answer: all of the above
Explanation: I jus took the test
Epoca moderna este considerata a fi perioada ce a succedat perioada post-clasica cunoscuta sub numele de Evul Mediu.
Plymouth "always remained small. After the founding of the [Massachusetts] Bay Colony, its population declined. When in the 1660s it could count three thousand souls within its boundaries, it was still only one-fourth or one-third the size of the Bay Colony." Powers does not give any source for his population estimate of <span>3000.</span>