Which of these pairs shows the correct combination of bones and types of joints present in them? A. elbow - hinge joint B. elbow - ball and socket C. elbow - pivot joint.

Answer: A. elbow-hinge joint

Elbow has a hinge joint. Ankle, elbow and knee joints are examples of hinge joints. Hinge joints can be found between two or more bones that could only allow it to flex or extend in one axis only unlike the ball and socket.