What is the type of joint between the ossicles of ear -: (A) Fibrous joint, (B) Primary cartilaginous, (C) Secondary cartilaginous, (D) Synovial joint
Answer is D. Joints of the ossicles are synovial joints

The incudomalleolar joint is a saddle joint (variety of synovial joint)
Incudostapedial joint is a ball and socket joint (type of synovial joint)