Select the most appropriate word which means the same as the group of words given.

A government run by a king or a queen

monarchy

The most appropriate word which means the same as the group of words given is monarchy.

• Aristocracy is a form of government in which the power is held by a small group of people who are considered to be of high social status.
• Plutocracy is a form of government in which the power is held by the wealthiest people in society.
• Oligarchy is a form of government in which the power is held by a small group of people, but they do not necessarily have to be of high social status or wealth.

The word monarchy is the most appropriate because it specifically refers to a form of government in which the power is held by a single ruler, who is usually a king or queen. The other words do not have the same connotation of being a form of government in which the power is held by a single ruler.