What type of wave is shown above? a. transverse wave b. longitudinal wave c. surface waved. electromagnetic wave

got any answer choices?

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.

i see you are doing the same test on usa test prep. cause you are in the same class as me