In One Forecast,west of San Francisco,the Flow Is Meridional with a Cut-Off

Multiple Choice

In one forecast,west of San Francisco,the flow is meridional with a cut-off warm,upper high situated just south of Alaska.To the south,both east and west of the high are troughs.Because the shape of this flow around the high resembles the Greek letter ____,the high and its accompanying ridge are known as a(n) ____ high.​

A) theta
B) gamma
C) ​omega
D) ​beta
E) ​alpha