What defines a constitutional monarchy?

a. the leader's power is limited by laws.

b. a single ruler carries unlimited power.

c. the divine right of kings is a central belief.

d. representatives are never elected.

a system of government in which a country is ruled by a king and queen whose power is limited by a constitution. or C.The divine right of kings is a central belief.

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.

your answer will most likely be a.