Vitamin a plays an essential role in the human body in

1. preventing scurvy.
2. acting as an antioxidant and scavenging free radicals.
3. protecting polyunsaturated fatty acids (pufas) from oxidation.
4. maintaining healthy vision.

Victoria enjoys laughing with her friends as they walk around the track after school which best describes her heart rate during this activity

Latesha moore has a choice at work between a traditional health insurance plan that pays 80 percent of the cost of doctor visits after a $250 deductible and an hmo that charges an $8 co-payment per visit + a $20 monthly premium deduction from her paycheck. latesha anticipates seeing a doctor once a month for her high blood pressure. the cost of each office visit is $50. she normally sees the doctor an average of three times a year for other health concerns. comment on the difference in costs between the two health care plans and the advantages and disadvantages of each.

Can someone give me a hand with this one.