In a three-year period AT&T, the telecommunications provider, reported net income of $1.9 billion (Year Three), a net loss of $13 billion (Year Two), and net income of $7.7 billion (Year One). Included in these numbers were the following special items:
![1861_e2829464-1a24-4d3d-9202-78b85f8c4b9f.png](https://secure.tutorsglobe.com/CMSImages/1861_e2829464-1a24-4d3d-9202-78b85f8c4b9f.png)
a. Describe each special item.
b. Comment on AT&T's performance across the three-year period.