Final answer:
The gliding joint is a non-axial joint and the simplest moving joint.
Step-by-step explanation:
The correct answer is C) Gliding joint. A gliding joint is a non-axial joint and is the simplest moving joint. In a gliding joint, the bones slide or glide past each other, allowing limited movement in all directions. This type of joint can be found in the wrists and ankles. It allows for smooth and controlled movements, like the movement of two flat surfaces sliding against each other.
Learn more about Gliding joint