20 points
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Is it? I would think it’s ‘a’, not ‘an’ because it’s “a you-are-el” (English is not my native language).
15 points
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Yup, that’s correct. It doesn’t matter that it begins with a vowel, what matters is if it sounds like a vowel. Likewise, “an university” and “a hour” are both incorrect.
7 points
10 points