I believe the correct answer from the choices listed above is option B. The food that the should increase in his diet would be seafood.S<span>eafood is the highest source of iodine from this pool of options. Hope this answers the question. Have a nice day.</span>
they are enzymes. i hope this helps
Unlike arteries, veins contain valves that ensure blood flows in only one direction. (Arteries don't require valves because pressure from the heart is so strong that blood is only able to flow in one direction.) Valves also help blood travel back to the heart against the force of gravity.
