The following are democratic principles embodied in the constitution ,except A. respect for rule of law
B. representative democracy
C. liberalism
D. separation of power​

C.liberalism

Explanation:

The principle of Democracy as determined in the United States Constitution are categorized into seven places. These principles include the following:

1. checks and balances

2. federalism

3. individual rights

4. limited government: this is an example rule of law

5. popular sovereignty

6. republicanism: this is an example of representative democracy

7. Separation of powers.

Hence, in this case, the correct answer is that the exception to the principles of democracy is "liberalism"