Answer: Ligament
Step-by-step explanation:
Ligaments are tissues which possess enough strength to attach bones to other bones.
Tendons on the other hand attaches muscles to bones, while cartilages are connective tissues that often play the role of bone before being replaced as an organism develops.
The synovial fluid lubricates the cartilage found at synovial joints during movement preventing shock or friction.
So, the correct answer is Ligament