Answer the following question given this paragraph: 

Immovable joints do not allow the bones to move at all. In these joints, the bones are fused together by very tough collagen. Examples of immovable joints include the joints between bones of the skull. You can see them in Figure below .


Q: The joints that are between the bones that make up the skull are what kind of joints?

 Choices:

- Ball and socket joints

- Interphalangeal joints

- Gliding ioints

- immovable joints

A:
immovable joints
