How is a tendon different from a ligament?
a.  A tendon joins a bone to a bone; a ligament joins a muscle to a bone.
b.  A tendon joins a muscle to a bone; a ligament joins a bone to a bone.
c.  A tendon covers a bone; a ligament supplies nutrients to a bone.
d.  A tendon supplies nutrients to a bone; a ligament covers a bone.