What is the name of the phenomenon in Ancient Greek where a short vowel at the end of a word is elided when the next word begins with a vowel, marked by an apostrophe?

• A crasis
• B aphaeresis
• C synaloepha
• D elision ✓

Elision in Ancient Greek drops a final short vowel before a word starting with a vowel, marked with an apostrophe (e.g. αλλα αντι ‒ αλλ' αντι); crasis is the merging of two vowels across word boundaries.