Answer:
<u>Increased U.S. involvement in Vietnam</u>
1) process of Vietnamization
2) invasion of Cambodia
<u>Decreased U.S. involvement in Vietnam</u>
1) authorized bombing of Cambodia
2) diplomatic efforts by the Chinese and Soviet Union
Explanation:
D.
The rest seem wrong.
It could be B though
Any choices???......................
Answer: instant communication over distance through speech
The telephone is a device that permits two or more persons to have an instant communication over distance through speech. It was an innovation made possible by Alexander Graham Bell. He worked at a school for the deaf and it was his focus on speech, hearing and amplification led to its invention in 1876.