b. folic acid
c. niacin
d. riboflavin
Your Answer would be B. Folic Acid
Answer:
True
Explanation:
B. Deep sleep patterns
C. Extended joints
D. Influenza
B. The percentage of teens who are sexually active has remained stable over time.
C. There are more teens who are not sexually active than ones who are.
D. There are no surveys about the number of teens who are sexually active
the answer is true, i just took the test