C. Sedimentary
Explanation: It is sedimentary rock because sedimentary rocks are formed by the accumulation or deposition of mineral or organic particles at the earths surface, followed by a process known as cementation.
William Whewell Was the first scientist ever.
Answer:
The conditions were unsanitary. The workers dealt with close proximity to rotting meat which was detremental to their health along with chemicals that would be put on the meat they were also in close proximity with rodents.
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