Answer:
However, he had laid a solid groundwork for others in their attempts to decipher the hieroglyphs.
Explanation:
i had the same question on one of my test and my teacher already graded it
Answer: The author might be suggesting that the bacteria and diseases from the cesspool are leaking into their water source and into the shared water pump water, spreading the disease.
A. It is a vivid description that creates a picture or image in a readers mind