Table:
text: CBON-FM
Transmitters
s 
 Rebroadcaster 
 of CBON-FM
City_of_license Identifier Frequency Power_ Class_ RECNet
Blind River CBON-6 1010 AM 40 s watt LP Query
Chapleau CBON-FM-28 91.9 345 watts A Query
Dubreuilville CBON-FM-11 97.9 50 watts LP Query
Elliot Lake CBON-FM-5 101.7 2640 watts B Query
Espanola CBON-FM-7 94.9 520 watts A Query
Geraldton CBON-FM-22 93.7 6400 watts B Query
Gogama CBON-FM-21 104.9 6900 watts B Query
Hearst CBON-FM-26 90.3 8,340 watts B1 Query
Kapuskasing CBON-FM-24 90.7 43900 watts B Query
Kirkland Lake CBON-FM-1 93.7 2650 watts A Query
Manitouwadge CBON-FM-23 96.9 143 watts A Query
Marathon CBON-FM-29 102.3 2023 watts B Query
Matachewan CBON-10 1110 AM 40 watts LP Query

Question: Which identifier has 90.3 as frequency in CBON-FM?

Question: What class does CBON-FM-23 have as an identifier under CBON-FM?