Which of the following indicates the type(s) of acute renal failure?

C

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A Incorrect. One type: acute is not the three types of acute renal failure.
B Incorrect. Two types: acute and subacute are not the three types of acute renal failure.
C Correct. Acute renal failure (ARF) is a sudden onset of impaired renal function. Most children with ARF regain renal function. ARF is classified according to the part of the renal system that is affected, the three types: prerenal, intrarenal or postrenal.
D Incorrect. Four types: hemorrhagic with and without clotting, and nonhemorrhagic with and without clotting are not the three types of acute renal failure.