Vitamins a, d,e, and k are dependent upon for their absorption by cells. a) carbohydrates b) fats c) proteins

Those vitamins are dependent on fat to be absorbed by cells 

Fats are also essential to the absorption of Vitamins A, D, E, and K, and play a crucial role in the development of healthy bones, teeth, and skin; Fat is the most concentrated form of energy, yielding 9 Calories per gram.
Hope this helps you, and happy studying!
~Mistermistyeyed.