What were the two main reasons for the decline of the byzantine empire?

What did the committees of correspondence do ? a) . all of these b). communicated c). contacted foreign government d). planned for actions the colonies took together

Hey!me its for an important test! ! which issue during the progressive era would most likely have united mary harris "mother” jones and lewis hine? a) ending child labor b) regulating monopolies c) using photography to expose poor working conditions d) exposing the lack of jobs available for untrained laborers

Which agency is under the authority of the department of labor? sec osha epa fda