It is still an open question whether these three strands share a common origin, or to what extent they influenced each other.
ɪɾ ɪz stˈɪl ɐn ˈoʊpən kwˈɛstʃən wˈɛðɚ ðiːz θɹˈiː stɹˈændz ʃˈɛɹ ɐ kˈɑːmən ˈɔːɹɪdʒˌɪn, ɔːɹ tə wʌt ɛkstˈɛnt ðeɪ ˈɪnfluːənst ˈiːtʃ ˈʌðɚ.