उत्तर : 3. "राहुल नवीन "
व्याख्या :

1. The Central Government has appointed Rahul Naveen as the acting Director of the Enforcement Directorate (ED).

2. Rahul Naveen will replace ED Chief Sanjay Kumar Mishra.

3. Rahul Naveen, resident of Bihar, is a 1993 batch IRS officer.