A _______ right is the right of shareholder to "put" her shares back to the corporation.

A________ right is the right of a corporation to "call" its shares back from shareholder.

A________ feature of a share means that the shareholder can require the corporation to buy back the shares at a certern price.

A________feature of a share means that the shareholders to sell the shares back to the corporation.

1. retraction 2. redemption 3 . pre-emptive.