Between 1910 and 1930, what was the approximate increase in us homes with electricity? 30% 40% 55% 75%

The correct answer to this question is alternative C)"55%"

In the early 1900s there were huge developments in electricity technology, which led the way for more homes to have electricity, thus the increase in the number of homes in the United States with electricity in them.

Explanation:

In the mid 1900s there were tremendous improvements in power innovation, which drove the path for more homes to have power, therefore the expansion in the quantity of homes in the United States with power in them.  

Rural communities were far slower in embracing electricity than the rest of the nation. Of the generally 6.3 million American ranches in 1922, just about 3% had electricity. It wasn't until 1935 that the U.S. government tended to this enormous rural versus urban electric gap with the arrangement of the Rural Electrification Administration.

d) a constitutional amendment

your answer would be (a)