Required information [The following information applies to the questions displayed below.] Christina, who is single, purchased 120 shares of Apple Inc. stock several years ago for $4,320. During her year-end tax planning, she decided to sell 60 shares of Apple for $1,860 on December 30. However, two weeks later, Apple introduced its latest iPhone, and she decided that she should buy the 60 shares (cost of $1,980) of Apple back before prices skyrocket. (Leave no answers blank. Enter zero if applicable.) a. What is Christina's deductible loss on the sale of 60 shares? What is her basis in the 60 new shares? Answer is complete but not entirely correct. $ 0 Deductible loss Basis $ 2,712 % b. Assume the same facts, except that Christina repurchased only 30 shares for $990. What is Christina's deductible loss on the sale of 60 shares? What is her basis in the 30 new shares? Deductible loss Basis