As the night progresses, the amplitude of a sleeper's brainwaves and the frequency of the waves

a. increases; decreases
b. decreases; increases
c. increases; increases
d. decreases; decreases

B. speculate about one positive way and one negative way that this boundary has affected the geographical units it separates over time.

You are a psychologist who has been asked to write a brief report about the possible causes of anxiety (nervousness, fears, in your report, write up a summary that explains and examines anxiety according to each of the psychological perspectives: psychoanalytic behavioral cognitive humanistic biological sociocultural

Which allows college students to work part time jobs to pay for educational expenses