Final answer:
Water-soluble vitamins, including vitamin C and the B vitamins, do not require NA+ co-transporters for absorption. Hence the correct answer is option A
Step-by-step explanation:
Water-soluble vitamins, including vitamin C and the B vitamins, do not require NA+ co-transporters for absorption.
These vitamins are absorbed with water in the gastrointestinal tract and move easily through bodily fluids.
Unlike fat-soluble vitamins, they are not stored in the body and any excess is excreted in urine.
Hence the correct answer is option A