True, water needs something to condense on.
Its all about population India has 1.26 billion people where as second largest US has 315 million.
Also India has a 3 tier administrative system.
All levels have elections.
One of the most costliest elections as the government spent millions in conducting it through a independent body.
The election is 2nd most expensive election in terms of money spent by the candidates. As first place is US presidential election.
The correct answer is B. Human systems.