Select the option which is the most appropriate one word substitution for the given group of words.

Giving up one's authority or throne

Abdication

The most appropriate one-word substitution for the given group of words "giving up one's authority or throne" is abdication.

• Abduction means the unlawful taking away of a person by force or fraud.
• Abjection means the state of being in a very low or wretched condition.
• Abjuration means the act of renouncing or forsaking something.

The word abdication is the most appropriate because it specifically refers to the voluntary giving up of a position of power or authority. The other words do not have the same connotation of relinquishment.