These are the most difficult for me...help?

1. Large computers and the internet were developed for the department of defense.

2. Manufacturers began to make fully assembled personal computers.

3. The technology boom had a positive effect on the united states economy.

4. Computers became part of everyday life in homes, schools, and businesses.

i can try to solve it just show the graph.

a phrase from a poem by ralph waldo emerson about the battle of lexington and concord. emerson's words read, “here once the embattled farmers stood / and fired the shot heard round the world.”