Why did most new immigrants lived in cities?

a) to be close to industrial jobs

b) to meet many americans

c) because cities were welcoming

d) to abandon their traditions

What did president roosevelt do to aid panama in becoming an independent country? a. he negotiated a peace treaty with nicaragua to purchase the land. b. he invaded colombia to establish a us base for defense. c. he placed warships around panama to block sea lanes. d. he used dollar diplomacy to block imports to nicaragua.