Synonym of EXORBITANT

Answer: Option C

Odd : different to what is usual or expected; strange.
Ridiculous : deserving or inviting derision or mockery; absurd.
Excessive : more than is necessary, normal, or desirable; immoderate.
Threatening : having a hostile or deliberately frightening quality or manner.
Exorbitant : (of a price or amount charged) unreasonably high.

Synonym of Exorbitant is Excessive