JBC Corporation is owned 20 percent by John, 30 percent by Brian, 30 percent by Charlie, and 20 percent by Z Corporation. Z Corporation is owned 80 percent by John and 20 percent by an unrelated party. Brian and Charlie are brothers. Answer each of the following questions about JBC under the constructive ownership rules of Section 267: If an amount is zero, enter "0". a. What is John's percentage ownership? % Feedback When taxpayers who are not independent of each other engage in transactions, there is potential for abuse of the tax system. To prevent this abuse, the tax law contains provisions that govern related-party transactions. Under these rules, related parties who undertake certain types of transactions may find their tax benefits limited. b. What is Brian's percentage ownership? % Feedback Incorrect c. What is Charlie's percentage ownership? % Feedback Incorrect d. If Brian sells property to JBC for a $6,000 loss, what amount of that loss can be recognized for tax purposes (before any annual limitations)?