A nerve cell is long and has projections so that they can: (i) Bring about the movement in body parts. (ii) Make contacts with many other nerve cells. (iii) Carry water and mineral salts from roots to leaves. (iv) Carry messages over long distances i.e between brain and other parts of the body.

• A. (i) and (ii)    
• B. (ii) and (iii)
• C. (ii) and iv)
• D. (iii) and (iv)
• E. None of these