When it comes to synonyms for the phrase "one choice," there are plenty of options to choose from. Some alternatives include "single option," "sole decision," "only selection," "singular preference," "lone election," "solitary possibility," "individual alternative," and "unambiguous pick." These synonyms represent different ways to describe the idea of having only one viable option or decision to make. Whether it's choosing between two job offers or deciding on a dinner menu, these synonyms can help to add variety and clarity to your writing or speech. So next time you need to express the concept of "one choice," consider using one of these alternatives to keep things fresh and interesting.