Answer:
B is correct answer and l hope it's help you
Dem/o -----> people ------> greek----> democracy --- government of the people; democraphic --- the study of people;
epidemic--- spreading among people in a region
Most people call her a level-headed student. That would be the correct answer, because level-headed is always hyphenated.
It's the second one: Have you seen Amanda's newest haircut at all?