PLEASE ITS DUE SOON 5. Which of the following was NOT a factor that led to the downfall of the Mesopotamian
civilization?
A. A shift in regional temperature and precipitation patterns
B. Irrigation practices that led to salinization of the soil
C. The drying of the Persian Gulf
D. Overgrazing that occurred due to livestock

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

no u

looks like the answer is     c     to me!