Table:
|  |  | Year Ended |  |
| --- | --- | --- | --- |
| (In millions) | March 29, 2019 | March 30, 2018 | March 31, 2017 |
| Total segment operating income | $1,414 | $1,584 | $1,026 |
| Reconciling items: |  |  |  |
| Stock-based compensation expense | 352 | 610 | 440 |
| Amortization of intangible assets | 443 | 453 | 293 |
| Restructuring, transition and other costs | 241 | 410 | 273 |
| Acquisition-related costs | 3 | 60 | 120 |
| Other | (5) | 2 | - |
| Total consolidated operating income (loss) from continuing operations | $380 | $49 | $(100) |
Paragraphs:
We do not allocate to our operating segments certain operating expenses that we manage separately at the corporate level and are not used in evaluating the results of, or in allocating resources to, our segments. These unallocated expenses consist primarily of stock-based compensation expense; amortization of intangible assets; restructuring, transition and other costs; and acquisition-related costs.
The following table provides a reconciliation of our total reportable segments’ operating income to our total operating income (loss):
Question:
What do unallocated expenses consist primarily of?
Answer: stock-based compensation expense; amortization of intangible assets; restructuring, transition and other costs; and acquisition-related costs