The trip included the threat of diseases and lack of water(Answer B) The biggest threat during the journey was disease.thousand of pioneers died on the way due disease to lack of medication attention. The journey took around 4 to 5 months and attack from native American Indian were rare.
Answer: Out of millions of people in the early 1900's there was about 3 million people in the unions
Explanation:
The working poor because people didn't ave money to begin with .