Prime Minister Narendra Modi on Sunday thanked a student named Aleena Taayang from Arunachal Pradesh for reading his book 'Exam Warriors' and suggesting its shortcomings. Taayang's letter to Modi: Reading out the student's letter, Modi said, "Respected Prime Minister, my name is Aleena Taayang, I am from Roing in Arunachal Pradesh. PM Modi's reply to Taayang's letter: Replying to the …