How did the "separate but equal" doctrine established by the 1896 Supreme Court case Plessy v. Ferguson make the struggle for civil
rights more difficult?
a. it declared segregation to be constitutional
b. it required segregation in public schools
c. it ordered federal laws requiring segregation
d. it overturned laws challenging segregation in public places

i really really really really really really dont know

answer: in 1900, there were no "workplace safety laws"!

explanation: at the beginning of this century, workers in the united states faced remarkably high health and safety risks on the job.

a century ago in 1900 about three hundred out of every one hundred thousand miners were killed on the job each year.

[industria] developments occurred within a legal and regulatory climate that diminished employer’s interest in safety. as a result, americans developed production methods that were both highly productive and often very dangerous.

the answer is false.