44.差別性手指肌腱滑動運動（differential digital tendon gliding exercises）有那些姿勢？(1) straight hand；(2) full fist；(3) hook；(4) straight fist；(5) intrinsic-plus
(A) (1) (2) (3) (4) (5)
(B)僅(1) (3) (5)
(C)僅(2) (4)
(D)僅(1) (2) (4)