Redwoods sequoia sempervirens
Answer:
i think b i not 100%
Explanation:
im going to try c on my test
Answer:
They test or measure something.
Explanation:
Primary research articles report on research that has been completed. Therefore, a primary research article will review and analyze studies, and will state the research question and hypotheses of the studies presented. A primary research article does not test or measure anything, but will report on studies that do.