MAINLY GOOD BECOMING MODERATE.This forecast probably refers to（）in a certain area.

A.stormy weather is imminent
B.that present weather conditions will continue
C.a defect in the barometer
D.increasing wind strength

A.moderate but easily navigated
B.calm
C.mountainous and confused
D.mountainous but fairly regular as far as direction is concerned

A.high relative humidity
B.frequent showers and thunderstorms
C.steep pressure gradients
D.frequent calms