Sutures of the human skull are examples of which type of joint?

Which of the following statements about the joints of humans is false?

Where are the saddle joints present in humans?

The type of joint present between the humerus bone and pectoral girdle is $:-$

What will happen if ligaments are cut or broken?

$A$: Maximum movement is possible at the amphiarthroses joint.
$R$: Such joints are also called synovial joints and have almost frictionless movement due to synovial fluid.