Which claim describes how a ureter and a nephron differ?
A. a ureter filters blood, but a nephron only transports blood.
B. A ureter transports liquid waste, but a nephron transports blood.
C. A ureter is inside a kidney, but a nephron is connected to the outside of a kidney.
D. A ureter is connected to the outside of a kidney, but a nephron is inside a kidney.
