I am verifying the answers generated by an automatic system to the following question: what is vitamin a for Suggested answer: Vitamin A is a group of nutritionally unsaturated hydrocarbons, which include retinol, retinal, retinoic acid and several provitamin A carotenoids among which beta-carotene is the most important. Should I validate this answer?

Select from: A). No. B). Yes.
Answer:
A).