The Progressives.
Progressivism aimed to improve society by various reforms, and improving dangerous working conditions was a key concern during the Progressive Era (roughly the first two decades of the 20th century). Progressives used methods like settlement houses to try to provide better social care for poor urban workers. The labor union movement was also a part of the Progressive agenda.
Answer:
that is C alcohol or drug abuse
Trade increased throughout India and other surrounding countries. Also religions spread (religions such as Confucianism, Hinduism, Buddhism, and some Islamic practices).
Fidel Castro is C. Communist leader of Cuba
The bombing of the American fleet on Pearl Harbor by Japan. Hope this Helps:)