Help its hard I need help

Choose all that apply during the years of the industrial revolution 1. the average life expectancy decreased 2. the worlds population decreased 3. birth rates decreased 4. the average like expectancy increase

Explain in detail why hitler had over 6 million jewish people killed during the holocaust and why

2. what was the significance of the british reform act of 1832? members of the middle class were permitted to run for parliament. members of the working class demanded and received better living conditions. voters were given the right to vote by secret ballot, farm workers, factory workers, and women were given the right to vote.