20. Briefly define the term "cash equivalent" with regard to the cash receipts and disbursements method of accounting. 21. Briefly define the term "boot" (Hint: Boot relates to $ 1031 of the Code). 22. (a) Briefly describe what a "short sale" is. Specifically, how does a taxpayer engage in a short sale? Which transaction(s) take place, etc. (b) What is a taxpayer/investor's goal when engaging in a short sale