I’m not sure that your choices are because it says select all that apply but I would tell the mother to stop giving the baby cows milk. The baby needs more iron which is in breast milk or formula if not she can become anemic and cows milk is not easy to digest for babies.
The smallest bone in the body is the stapes and it is the third bone of the three ossicles in the middle ear.
Main function is to help support and give shape to the cell also serve a transportation function, as they are the routes upon which organelles move through the cell