What role did the doughboys play during WW1

nations must cooperate to bring about and maintain world peace.

nations must not wage wars or commit war crimes in a desire to control other nations.

i think i know which options you have but if these aren't options let me know

the correct answer is:

true

i am an online student and after i submit my quizzes, it gives me the correct answers to any that i may have missed. the answer to this question is true

for hobos it was a very hard time most hid on the sides of the railroad tracks causing people to get bulls and get them off sometimes causing in fatal death they couldnt get people to give them money because the   people were also in need of money