Answer:
The correct answer is c they are specialized.
Step-by-step explanation:
Human body contain various types of cells and each specific type of cell performs specific functions.
For example nerve cells help in propagation of action potential from one neuron to the next.
Heart cells of our body act as a pump.Basically heart cells pump blood.
Blood cells helps in transport of various biomolecules and fight against invaded pathogens.
Lung cells helps in the exchange of oxygen and carbon dioxide gas to and from our body.
kidney cells helps in the filtration of blood and formation of urine