Which statement is correct for the southern hemisphere?

Question

Question ATPL - Airline Transport Pilot license - Meteorology

QuizVDS · Accepted Answer

In the friction layer the wind backs with increasing height

QuizVDS · Answer

The jet streams are Easterly

QuizVDS · Answer

If the wind veers with increasing height then warm air is advected

QuizVDS · Answer

The wind veers at the passage of a cold front

ATPL - Id 394 - Which statement is correct for the southern hemisphere?