Whispering Corporation made the following cash purchases of securities during 2017, which is the first year in which Whispering invested in securities. 1. On January 15, purchased 10,130 shares of Sanchez Companys common stock at $36.90 per share plus commission $2,110. 2. On April 1, purchased 5,130 shares of Vicario Co.s common stock at $57.20 per share plus commission $3,500. 3. On September 10, purchased 7,130 shares of WTA Co.s preferred stock at $29.20 per share plus commission $5,040. On May 20, 2017, Whispering sold 4,130 shares of Sanchez Companys common stock at a market price of $39 per share less brokerage commissions, taxes, and fees of $3,980. The year-end fair values per share were Sanchez $33, Vicario $61, and WTA $30.80. In addition, the chief accountant of Whispering told you that the corporation plans to hold these securities for the long-term but may sell them in order to earn profits from appreciation in prices. The equity method of accounting is not appropriate for these stock purchases. Prepare the journal entries to record the above three security purchases. Prepare the journal entry for the security sale on May 20. Compute the unrealized holding gains or losses. Prepare the adjusting entries for Marin on December 31, 2017.