For your first question regarding political participation, the correct answer is:
Option C: Campaigning for a candidate in an election.
Campaigning involves direct engagement in the political process and is a clear example of political participation.
For your second question regarding the theoretical perspective that focuses on how individuals use symbols to interact and create society, the correct answer is:
Option A: Symbolic Interactionism.
This perspective emphasizes the role of symbols and language as core elements of human interaction and societal construction.