Whynter Activated Carbon Replacement Filter for Whynter Portable Air Conditioner Model ARC-12S (ARC-CF-12S)

Is this the correct filter for the arc-122ds?

Does this filter fit wynter portable air conditioner model arc-10wb?

How many carbon filters come in 1 package?

I need the filter model no. arc-cf-12s. can you confirm that’s what i’m purchasing? the first customer review indicates that it is not.