Explanation:

- Someone who believes that people cannot change the way events will happen: This describes a person who thinks that the future is predetermined and unavoidable, regardless of human actions.

- Option 1: Prophet: A person regarded as an inspired teacher or proclaimer of the will of a deity. Not necessarily related to belief in predestination.

- Option 2: Fatalist: Someone who believes that all events are predetermined and inevitable. They accept outcomes as fixed and unavoidable.

- This is the correct answer.

- Option 3: Fanatic: A person filled with excessive and single-minded zeal, especially for an extreme religious or political cause. Not related to predestination.

- Option 4: Seer: A person who is supposed to be able, through supernatural insight, to see what the future holds. While they may foresee events, this does not imply belief in unchangeable fate.