Answer: A law setting a maximum age for voting.
Explanation: Good luck!!!
1=A because the main participants were Britain,France,And USA but italy and japan were also involved
2=C
By 1910, nearly 60 percent of American children were in
school because <span>many states required school attendance by law. Education at this time is
compulsory over an age range( between 5 and 8) and ending somewhere between
ages 16, and 18 (depending on the state). Between 1910 and 1940, 72% of
children attended school. High school movement rapidly increased public school
enrollment and graduations.</span>
<span> </span>
You spelled development wrong. Hope that helps, maybe it would in the future for when you wanna get a job.