Required information Problem 7-53 (LO 7-2) [The following information applies to the questions displayed below.) Christina, who is single, purchased 320 shares of Apple Inc. stock several years ago for $16,320. During her year-end tax planning, she decided to sell 160 shares of Apple for $7,360 on December 30. However, two weeks later, Apple introduced its latest iPhone, and she decided that she should buy the 160 shares (cost of $7,680) of Apple back before prices skyrocket. (Leave no answers blank. Enter zero if applicable.) Problem 7-53 Part-a a. What is Christina's deductible loss on the sale of 160 shares? What is her basis in the 160 new shares? Deductible loss Basis