Question

my movement or direction in the joint: 2 bone plates that slide against one another to help make the movement easier
condyloid joint
gliding joint
pivot joint
ball and socket joint

Explanation:

Gliding joints have two bone - plates that slide against each other to facilitate movement. Condyloid joints have an oval - shaped end of one bone fitting into a cavity of another. Pivot joints allow rotational movement around a single axis. Ball and socket joints have a ball - shaped head of one bone fitting into a cup - like socket of another.

Answer:

B. gliding joint