who is prime

The term "prime" can refer to different things depending on the context. If you're asking about a leader or a political figure, "Prime" often refers to a Prime Minister, the head of government in some countries. For example, in the United Kingdom, the Prime Minister is the leader of the government and usually the head of the political party that has the most seats in Parliament. If you're referring to something else, such as prime numbers in mathematics or perhaps the character "Optimus Prime" from the Transformers franchise, please provide more context so I can give a more specific answer!