Which colorless and odorless gas, produced by radioactive decay of uranium is considered to be a cancer causing agent? a. nitrogen b. radon c. carbon d. hydrogen

an ethnic enclave is a geographic area with high ethnic concentration,

c. typhoon

hope this

d. the right to establish a one-house legislature

native americans suffered high rates of poverty and unemployment.

during the late 1960s and early 1970sthe need for political militancy grew among the native americans. throughout the 1960s, they had been the nation's poorest minority group, the most deprived group, according to practically every socioeconomic measure. in 1970, the indian unemployment rate was 10 times the national average, and 40 percent of the native american people were below the poverty line.