This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidneys and Body Fluids, Subject name: Physiology
[{'content': 'The major pressures that determine filtration and absorption of fluid by capillaries are the: \nSelect and explain. \nA. Capillary hydrostatic pressure and plasma colloid osmotic pressure, B. Plasma colloid osmotic pressure and interstitial hydrostatic pressure, C. Interstitial hydrostatic pressure and tissue colloid osmotic pressure, D. Capillary hydrostatic pressure and tissue colloid osmotic pressure', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A. Capillary hydrostatic pressure and plasma colloid osmotic pressureAll The other possibilities include one minor force for filtration or absorption.', 'role': 'assistant'}]