Which of the following region on earth is called Doldrums?

Sub Tropical High Pressure Belt Polar High Pressure belt Sub Tropical Low Pressure Belt Equatorial Low Pressure belt

Equatorial Low Pressure belt

The equatorial low-pressure belt is also known as 'Doldrums', meaning 'the zone with no winds'. This region of low pressure is a total area of calm. No breeze flows in this belt. Hence, the term 'doldrums' is used to describe the equatorial pressure belts.