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 |
| --- | --- | --- | --- | --- | --- |
| Amos | CBFX-FM-3 | 88.3 FM | 32,400 s watt | B | Query |
| Gaspé | CBFX-FM-5 | 90.1 FM | 4,110 watts | B | Query |
| Mont-Laurier | CBFX-FM-6 | 91.1 FM | 72,000 watts | C1 | Query |
| Rouyn-Noranda | CBFX-FM-4 | 89.9 FM | 17,200 watts | B | Query |
| Sherbrooke 1 | CBFX-FM-2 | 90.7 FM | 25,000 watts | B | Query |
| Trois-Rivières 1 | CBFX-FM-1 | 104.3 FM | 43,000 watts | C1 | Query |
Question:
What is the RECNet with a Class of B and the City of License of Rouyn-Noranda?
Answer:
Query