Why is the South-West Monsoon called ‘Purvaiya’ (easterly) in the Bhojpur Region? How has this directional seasonal wind system influenced the cultural ethos of the region? 

दक्षिण-पश्चिम मानसून भोजपुर क्षेत्र में ‘पुरवैया’ (पूर्वी) क्यों कहलाता है? इस दिशापरक मौसमी पवन प्रणाली ने क्षेत्र के सांस्कृतिक लोकाचार को कैसे प्रभावित किया है? (150 Words)
Why is the South-West Monsoon called ‘Purvaiya’ (easterly) in the Bhojpur Region? How has this directional seasonal wind system influenced the cultural ethos of the region?  (150 Words)