Current Attempt in Progress Waterway Industries purchased its own par value stock on January 1, 2020 for $20400 and debited the treasury stock account for the purchase price. The stock was subsequently sold for $10500. The $9900 difference between the cost and sales price should be recorded as a deduction from O additional paid-in capital without regard as to whether or not there have been previous net "gains" from sales of the same class of stock included therein. O retained earnings O net income. O additional paid-in capital to the extent that previous net "gains" from sales of the same class of stock are included therein; otherwise, from retained earnings