#30. Which of the following is a capital asset? Explain. a. Gold ring received as a gift. b. Personal automobile (primary capital asset) (2. Accounts receivable obtained in the ordinary course of business (I. Shares of stock in the Riviera (primary capital asset) e. Building owned and used by the Riviera Corporation f. Business cars and trucks owned and used by the Riveria Corporation g. Home in Florida used for only tour months during the winter h. Copyright on a book written and owned by the author (primary capital asset if not written by the taxpayer}