Which sequence best completes the text below?

"Derived (1) "vita," meaning life (2) Latin, vitamins are necessary to convert food (3) energy. When people don't get enough vitamins, they suffer diseases like scurvy and rickets. The question isn' t whether people need vitamins. They do. The questions are how much do they need, and do they get enough (4) foods?"

(Adapted from http, / / http, / /www.nytimes.com/2013/06/09)