21. Alex: After learning about the political systems in Germany, Canada, and Japan, I really admire democracy. .
Jamie: That's true. In democratic countries, citizens can vote for their leaders and express their opinions freely.
Alex: Exactly. That's why democracy is so precious and hard-won. We shouldn't take it for granted.
Jamie: I agree. People need to value their rights and use them responsibly.

(A)It encourages people to remain neutral about political issues.

(B)It forces citizens to agree with the decisions of the government.

(C)It allows people to have a say in decisions that affect their lives.

(D)It limits how much individuals can express their personal opinions.