Since 1980, Shocks to Rainfall Are Becoming Less Economically Important

Since 1980, shocks to rainfall are becoming less economically important for India's GDP. Which of the following explains why this is the case?

A) Agriculture is becoming a smaller part of the India's GDP.
B) India no longer produces agricultural items, but has shifted all those resources to producing Bollywood movies.
C) Rainfall patterns have changed, causing fewer disruptions.
D) Each of these answers is correct.