Janice purchased 600 shares of XYZ common stock several years ago for $3000. on April 30, Janice sold the shares of XYZ common stock for $1000, then purchased 250 shares of XYZ preferred stock two days later for $700. the XYZ preferred stock is not convertible into XYZ common stock. what is Janice's deductible loss from the sale of the 600 shares of XYZ common stock?