Scenario: A five$-$year prospective cohort study has just been completed. The study was designed to assess the association between supplemental vitamin A exposure and mortality and morbidity from the measles. The RR for incidence of the measles was $0.85$ and the RR for measles mortality was $0\mathrm{.}7.$

Which statement is correct? $$

Group of answer choices

Exposure to vitamin A appears to protect against morbidity and mortality for measles.

Exposure to vitamin A appears to be a risk factor for morbidity and mortality for measles.

Exposure to vitamin A is not associated with morbidity and mortality for measles.

Exposure to vitamin A is a risk factor for morbidity and a protective factor for mortality for measles.

None of the statements are correct.