A. an unwritten constitution
B. parliamentary system of government
C. unitary system of government
D. an independent judiciary
Correct Answer: Option D
D. an independent judiciary
Explanation
Judicial independence is the concept that the judiciary should be independent from the other branches of government. That is, courts should not be subject to improper influence from the other branches of government or from private or partisan interests. Judicial independence is important to the idea of separation of powers.