What are the solar powered HAPS? What are its advantages over drones?

https://indianexpress.com/article/explained/explained-sci-tech/haps-high-altitude-pseudo-satellite-vehicles-9158726/lite/

What do you mean by Minimum Support Price (MSP)? 

Will MSP rescue the farmers from the low-income 

trap? Discuss along with the concerns Related to MSP in India.

https://www.thehindu.com/news/national/centre-rules-out-msp-law-talks-with-farmers-may-resume/article67842807.ece/amp/

https://indianexpress.com/article/explained/explained-economics/farmers-protest-msp-guarantee-law-9157499/