SAT Writing Section: Their ability to thrive out of the water as well as in it STEM largely from certain physical adaptations that are generally not observed in other fish. A) NO CHANGE B) stems C) stemmed D) have stemmed Can someone give me an answer and a explanation?

When looking at research about instructional strategies, make sure the research is a. from peer-reviewed studies. b. approved by state and federal government organizations. c. online and easily accessible. d. about the same topic you're interested in.

Why did the following change occur? the snow that covered the ground all winter began to melt tempatures rose and flowers started to bloom

On a test the graders have a mean of 77 and a standard deviation of 8. if we can approximate the distribution of these graders by a number distribution what percent of the students. a) scores higher than 77? b) should pass the test (grades > 60)? c) should fail the test (grades < 60)?