Which of these occur during early US industrialization
A-Manufactures instituted a five-day workweek
B-labor laws required factores to provide a safe working environment
C-workers were required to attend schools to develop technical skills
D-production of hoods transitioned from homes to factories

30 and 44 are b

explanation:

in february 1787, congress decided that a convention should be convened to revise the articles of confederation, the nation’s first constitution. in may, 55 delegates came to philadelphia, and the constitutional convention began. debates erupted over representation in congress, over slavery, and over the new executive branch. the debates continued through four hot and muggy months. but eventually the delegates reached compromises, and on september 17, they produced the u.s. constitution, replacing the articles with the governing document that has functioned effectively for more than 200 years.

b.unemployment reached nearly 25 percent.

i'm pretty sure it would be, the mediterranean sea.