Choose the appropriate answer with regard to social constructivism.

1: Social Constructivism challenges the realist perspective by arguing that state interests are socially constructed and can change over time.

2: According to Social Constructivism, anarchy in the international system leads to a constant state of conflict among states.

3: Social Constructivists believe that international institutions have little impact on shaping state behavior. 

4: In Social Constructivism, the focus is on the role of language and discourse in shaping the perceptions and actions of states.