The use of this Phoenician letter to get a vowel sound is mainly because of the early Greek alphabets, which adopted the letter "omicron" to stand for the vowel /o/. The letter was adopted with the worth inside the Old Italic alphabets, such as the early Latin alphabet. Following, https://sapinhopulapula78775.blogdon.net/examine-this-report-on-o-sapinho-e-a-borboleta-53154226