Answer:
The answer is option B. allow flexion and extension as well as adduction and abduction.
Step-by-step explanation:
The gliding joint, also known a planar joint, is a synovial joint. The bones that form this joint meet at their flat or near flat surfaces such that they can glide past one another in any direction along the plane of the joint; up and down, left and right, and diagonally. They allow flexion, extension, adduction, abduction and circumduction.