How did city infrastructure in the early 20th century affect the modernization of firefighters? (Check all that apply.)
The training for firefighting opened more job opportunities.
Technology changes brought improvements to fire engines.
Water hydrants and reservoirs were planned with the city's development.
The city became the main overseer of all firefighting duties and jurisdictions

d.

many people believed they were convicted solely because they were anarchists.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

a they donate money to humanitarian causes

c   they volunteer to alleviate suffering

d   they blame all muslims for not being able to keep their fellow muslims in line.