Concept:Democracy means "rule by the people," so citizens hold the ultimate political authority.
Explanation:In a democratic country, the government derives its power from the consent of the governed.
The people exercise sovereignty through the right to vote, contest elections, and take part in public consultations.
These rights together allow citizens to participate directly in decision-making.
Option A is correct because participation in decision-making is the core feature of democracy.
Option B is wrong because democracy rejects violence as a means of change.
Option C is wrong because citizens are expected to honour lawful tax obligations.
Option D is wrong because democracy requires obedience to the rule of law, not disregarding laws one dislikes.
Answer:A. participate in decision making