Explanation:

Here is an explanation of the different terms and your answer:

- Oligarchy: A form of government where power rests with a small number of people, often distinguished by wealth, family ties, or military control. It doesn't necessarily involve religious rule.

- Aristocracy: A government form where power is held by the nobility or a class considered to be superior due to lineage, education, or wealth. It doesn't imply a religious basis.

- Plutocracy: A society or system governed by the wealthy. It focuses on economic power rather than religious authority.

- Theocracy: A system of government in which priests or religious leaders govern in the name of God or a god, directly combining religious authority with political power.

Based on these definitions, Theocracy is the correct term for a system where religious figures rule in the name of a deity. .