It's either the 2nd or 3rd choice. ( Try the 2nd)
Answer: I believe it is D I will come back to tell you if it correct
Explanation: D is correct
-Many children worked in factories under dangerous conditions.
Answer:
irrigation. a system that supplies dry land with water through ditches, pipes, or streams.
Explanation:
African americans endured dangers of lynching and murder, Congress had sent government troops into the area to endeavor to uphold the Reconstructions laws and alleviate these dangers.
Answer:
Life, Liberty, And the pursuit of happiness