Answer: board-certified "pathologist" (physician).
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Im not sure but if you think of it, the one that you didn't put any salt is a independent variable because it doesn't really rely on anything it doesn't have salt. The Dependent variable would be the 2nd and the 3rd cup because it doesn't have much salt but the 4th cup has lots of salt so its basically controlled. Hope it helps !
The answer is C I don’t think this needs more explanation but if needed just ask!
Https://www.coursehero.com/file/p1rptmb/28-Based-on-the-information-you-discovered-in-Problem-27-answer-the-following-A/
False, then the second one the answer is sweat glands
