The correct option is B 2 only
Explanation:
Statement 1 is incorrect: K R Narayanan, Shankar Dayal Sharma, R Venkataraman, V V Giri, Zakir Hussain and Dr. S Radhakrishnan, each of whom was a President of India at different points in time, remained Vice Presidents before they were elected as Presidents.
Statement 2 is correct: No Vice President, in the history of independent India, has had to face removal proceedings before the expiry of the term of office.
Statement 3 is incorrect: The only Vice President to be re-elected for a second term was Dr. S Radhakrishnan, who again became the Vice President in the year 1957.