Figure 8- 2 a Simplified Sectional View of the Knee

Figure 8- 2 A Simplified Sectional View of the Knee Joint
Use Figure 8- 2 to answer the following questions:
-The joints that connect the four fingers with the metacarpal bones are

A) hinge joints.
B) pivot joints.
C) ellipsoid joints.
D) condyloid joints.
E) saddle joints.