Christina, who is single, purchased 580 shares of apple inc. stock several years ago for $22,040. During her year end tax planning, she decided to seel 290 shares of apple for $9570 on December 30. However, two week later, apple introduced its latest iphone, and she decided that should buy the 290 shares (cost of $10,150) of apple back before prices skyrocket.

A) what is Christina's deductible loss on the sale of 290 shares? what is her basis in the 290 new shares?

B) assume the same facts, expect the Christina repurchased only 145 shares fr $5.075. What is Christina's deductible loss on the sale of 290 shares? What is her basis in the 145 new shares?