To check whether it survived the lunar night or not, will help planning next missions with the data it collected on its survivability in lunar southpole during lunar night. If it survived some more experiments could be done, but it was expected that it won't survive.
Upper middle income is achievable in 6 to 7 years, the lower bound isn't high. Being high income is where difficulties arise but that's far off.
You could've rested your case by quoting more NGO phonecall surveys and by saying
99.99999% Indians defacate in the open while your nation has a martian colony, nothing would've changed