Answer : 2. "पश्चिम बंगाल"
Explanation :

1. 150 elephant corridors spread across 15 'range'-states have been identified in India and West Bengal tops the list with 26 such corridors.

2. This information has come to light in a new report of the Union Environment Ministry.

3. The Central Government's 2010 Elephant Task Force Report (GAJ: Report) listed 88 such corridors in the country.