Which of the following isnota requirement that must be met for a corporate redemption to be treated as substantially disproportionate?

The shareholder must have less than 50% of the voting control after the redemption.

For purposes of measuring voting control and ownership, family attribution rules apply both before and after the redemption.

After the redemption, the shareholder must own less than 80% of his/her percentage ownership prior to the redemption.

Before the redemption, the shareholder must own at least 50% of the outstanding stock.