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:
| City of license | Identifier | Frequency | Power | Class | RECNet |
| --- | --- | --- | --- | --- | --- |
| Brockville | CBOB-FM | 91.9 FM | 1,080 s watt | A | Query |
| Cornwall | CBOC-FM | 95.5 FM | 3,000 watts | A | Query |
| Deep River | CBLI | 1110 AM | 40 watts | LP | Query |
| Kingston | CBCK-FM | 107.5 FM | 100,000 watts | C1 | Query |
| Maniwaki, Quebec | CBOM | 710 AM | 40 watts | LP | Query |
| Pembroke | CBCD-FM | 92.5 FM | 100,000 watts | C1 | Query |
| Whitney | CBCW-FM | 98.5 FM | 162 watts | A1 | Query |
Question:
Which class has a frequency of 91.9 fm?
Answer:
A