An X ray of thewrist and handin given below . If there is a damage to structureE, Which of the following muscle weakness does it cause ?

The hook of hamate and the pisiform provide inseion for the flexor carpi ulnaris. Also note- If the floor of anatomic snuff box and origin of abductor pollicis brevis are damaged, bones most likely to be involved is B i.e. scaphoid forms the floor of the anatomic snuffbox and provides a site for origin of the abductor pollicis brevis.