C. huge tunnels were built for sewer lines
Answer:
Yes please, I just woke up, so talking to someone would be nice :)
Explanation:
How are you doing?
Answer:
The car changed American society in many ways. People had more freedom and more free time. And they were able to do more things in their leisure time. People living in urban areas could escape to the countryside.
Explanation:
Answer:
O.D. Electronic computers.
Explanation:
Electronic Numerical Integrator and Computer or ENIAC was the first electronic generated programmable computer that was invented in 1945 by John Mauchly, J. Presper Eckert, and designed by Eckert too. This electronic computer would be used for solving common problems like calculating numerical problems.
Made to solve <em>"a large class of numerical problems"</em>, this electronic computer helped in calculating for the construction of hydrogen bombs. This calculating machine was also used during the Second World War. Parts of it are on display at Washington D.C.'s Smithsonian Institution.
Thus, the correct answer is option D.
