Identify which of the following constitutional provisions were explicitly modified or introduced by the 97th Constitutional Amendment Act of 2011 to empower the cooperative sector:
1. The elevation of the civic right to form co-operative societies into the justiciable framework of Fundamental Rights.
2. The insertion of a novel socio-economic mandate within the Directive Principles of State Policy compelling the state to promote these entities.
3. The structural appendage of a completely new constitutional segment, Part IX-B, detailing comprehensive regulatory governance.