World War I affected the national debate about people with disabilities because A. War spending reduced budgets for programs for people with disabilities

B. Many veterans returned from the war with disabilities.

C. American enemies in the war favored eugenics.

B IS RIGHT

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.

the correct answwer is d