Ared is a vegan (total vegetarian). he can increase his intestinal tract's ability to absorb iron in his diet by combining iron-rich plant foods with sources

The correct answer is:

Vitamin C.

Explanation:

Iron is an important mineral for the human body, necessary to control the hemoglobin levels which are the encouraged ones of transporting oxygen into the bloodstream. For the body the mineral and nutrients consumed are really important, nevertheless it is primordial to pay attention too, to the nourishment that will help absorbing the necessary components for a correct functioning of the body.

answer; /// i believe its the cochlea;