What kind of joint is pictured in the diagram shown?
A)A semimoveable joint, allowing back and forth movement
B)A moveable joint, allowing back and forth movement
C)A semimoveable joint, allowing twisting
D)Amoveable joint, allowing twisting

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals