Answer:
a) Inventor
It was invented by David Alter.
b) What is it?
It is a system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection.
c) What was an impact?
The invention of the telegraph did make the world a lot smaller. It help send information across the country faster than any vehicle. The government also used the invention for military purposes too. The government used this to send information and secret messages to other cities such as the capital during wars.
Answer:
Its C:The Freedmen’s Bureau helped protect African Americans.
Technology - this word means both "tools" and "the skills or procedures necessary to make and use those tools".
<h3>What is technology?</h3>
Technology is the result of accumulated knowledge and application of skills, methods, and processes used in industrial production and scientific research. Technology, the application of scientific knowledge to the practical aims of human life or, as it is sometimes phrased, to the change and manipulation of the human environment. It includes everything from the wheel to computers to medicines to zippers and buttons on clothes. Systems & Technology Systems and technology refer to an agency’s systems engineering, regional architectures, and procurement processes that allow the agency to increase the value and functionality of a high- technology project, service, or system. The technical systems contains the tools of latest trend like computers printers, fax, Internet etc. The systems reliable, begin, and good quality software. It is necessary to follow a particular procedure.
The correct answer is option D.
Learn more about technology, refer:
brainly.com/question/26207404
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