[单选题]
Which of these states2z *vgr ip )qbi s6)( qkbs3axy/31vkxwzhj*i 79/hln/gp e 1ments are true for synovial joints?
I. The joint capsule produces synovial fluid
II. Synovial joints can move in one direction (plane)
III. Ligaments connect one bone to another
A. I only
B. II only
C. I and III
D. I, II and III