Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Call sign | Frequency MHz | City of license | Facility ID | ERP W | Height m ( ft ) | Class | FCC info |
| --- | --- | --- | --- | --- | --- | --- | --- |
| W267AG | 101.3 | Salisbury, North Carolina | 67830.0 | 38.0 | m (ft) | D | FCC |
| W267AM | 101.3 | Mocksville, North Carolina | 87027.0 | 33.0 | m (ft) | D | FCC |
| W267AN | 101.3 | Wilkesboro, North Carolina | 87078.0 | 10.0 | m (ft) | D | FCC |
| W274AL | 102.7 | High Point, North Carolina | 87044.0 | 10.0 | m (ft) | D | FCC |
| W276BA | 103.1 | Fancy Gap, Virginia | 87029.0 | 10.0 | m (ft) | D | FCC |
| W278AM | 103.5 | Sedalia, North Carolina | 87023.0 | 10.0 | m (ft) | D | FCC |
| W285DJ | 104.9 | Mount Airy, North Carolina | 67829.0 | 10.0 | m (ft) | D | FCC |
Question:
What is the class of the w267an call sign?
Answer:
D