How was the home front during WWI similar to the home front during WWII?

While WWI was fought in the trenches and used machine guns and poisonous gas, WWII was fought using modern artillery and machines utilizing more airplanes, ships, tanks, and submarines. Special operations methods  were also developed during this war together with atomic missiles and secret communications.

social status of early civilizations was based primarily on economic power.- true ( first choice)

.elections are held to determine who serves in congress.