Q. The jet streams are

• (A) Wind system with the pronounced seasonal reverse at direction
• (B) Winds blowing from the subtropical high pressure belts towards the subpolar low pressure belts
• (C) Narrow meandering bands of Swift winds which blow in the midlatitudes near the tropopause and encircle the globe
• (D) Winds blowing from the sub polar low pressure belts towards the subtropical high pressure belts