What invention in the 1840s transformed communications?

Okay, so I have this same question and let me tell you the answer it is 1000% correct. I have the Texas History book (look on page 362) it says:

The invention of the telegraph in the 1840s transformed communications.

It LITERALLY just gave you the answer. The answer is even highlighted in yellow.

your welcome.

a)scientists

explanation:

the national defense education act had two main goals. the first one was to provide personal that was oriented to defense, including scholars, engineering students and so on. the other goal was to provide financial assistance for the students who would be enrolling at colleges and universities in the 1960s.

the government paid religious orders to provide basic education to native american children on reservations. in the late 19th and early 20th centuries, the bureau of indian affairs (bia) founded additional boarding schools based on the assimilation model of the off-reservation carlisle indian industrial school.