B minor is a minor scale based on B. The harmonic minor raises the A to A. Its key signature has two sharps . B minor is a minor scale based on B , consisting of the pitches B , ( ( C # ( musical note ) C ) ) , D , E , ( ( F # ( musical note ) F ) ) , G , and A. The harmonic minor raises the A to A. Its key signature has two sharps ( see below : Scales and keys ) .