In a television address, Prime Minister Narendra Modi had announced the demonetisation initiative at 8 pm on November 8, 2016 to fulfil which of the following objectives?

• To curb corruption
• To identify crypto holders who were evading taxes
• To reduce terrorism
• To stop accumulation of black money

1, 3 and 4

The following 4 objectives were kept in mind before announcing demonetization: 

• checking terror-funding by Pakistan
• printing of counterfeit currency
• black money 
• corruption