Question Exam BPL Gas - Balloon Pilot License - Meteorology

282 - Gas Balloon Pilot Exam BPL - What pressure pattern can be observed during the passage of a polar front low?

Falling pressure in front of the warm front, constant pressure within the warm sector, falling pressure behind the cold front

Falling pressure in front of the warm front, constant pressure within the warm sector, rising pressure behind the cold front

Rising pressure in front of the warm front, constant pressure within the warm sector, rising pressure behind the cold front

Rising pressure in front of the warm front, rising pressure within the warm sector, falling pressure behind the cold front