What are the air masses that Central Europe is mainly influenced by?

Question

PPL(A) English - Private Pilot License - Meteorology - What are the air masses that Central Europe is mainly influenced by?

QuizVDS · Accepted Answer

Polar cold air and tropical warm air

QuizVDS · Answer

Arctic and polar cold air

QuizVDS · Answer

Equatorial and tropical warm air

QuizVDS · Answer

Tropical and arctic cold air

PPL(A) EN: What are the air masses that Central Europe is mainly influenced by?