Which one of the following statements best reflects the critical message conveyed by the author of the passage ?
- (a) Without opposition parties, the administration in a democracy gets to become more responsible.
- (b) Democracy needs to have revolutionaries in opposition to keep the government alert.
- (c) Rulers in a democracy need the support of opposition for their political survival.
- (d) In a democracy, the opposition is indispensable for the balance of political power and good governance.