Which of the following is true regarding Trading Account? I. It shows the financial position of a concern on a particular date to the owners as well as to outsiders. II. Provides information about the gross profit earned or gross loss suffered by the business during a given accounting period. III. Analysis of the Balance Sheet in the form of financial ratios can provide valuable information about the financial strength and repaying capacity of the firm. IV. It helps the investor to know the earning capacity and financial health of the firm.