How do spread and relative humidity change with increasing temperature?

Question

PPL(A) English - Private Pilot License (Aircraft) - Meteorology - How do spread and relative humidity change with increasing temperature?

QuizVDS · Accepted Answer

Spread increases, relative humidity decreases

QuizVDS · Answer

Spread remains constant, relative humidity decreases

QuizVDS · Answer

Spread increases, relative humidity increases

QuizVDS · Answer

Spread remains constant, relative humidity increases

PPL(A) EN: How do spread and relative humidity change with increasing temperature?