According to the Census of India 2011, apart from the North Eastern State, which Indian state has the highest proportion of Christian population?

Goa

The correct answer is option 3: Goa

NCERT: Christians constitute around 2.3% of the population (27.8 million) and are scattered all over, with sizeable pockets in the north eastern and southern states. The three Christian-majority states are all in the North East – Nagaland (88%), Mizoram (87%) and Meghalaya (74%). Sizeable proportions of Christians are also found in Goa (25%) and Kerala (18.4%).