Verbs: "adok" - I give "mook" - I wash "ads" - you (singular) give "mool" - you (singular) wash "ad" - he gives "mo" - he washes "adunk" - we give "mounk" - we wash "adtok" - you (plural) give "motok" - you (plural) wash "adnak" - they give "monak" - they wash "aallok" - I stand "huuzok" - I pull "aalls" - you (singular) stand "huuzol" - you (singular) pull "aall" - he stands "huuz" - he pulls "aallunk" - we stand "huuzunk" - we pull "aalltok" - you (plural) stand "huuztok" - you (plural) pull "aallnak" - they stand "huuznak" - they pull from these verbs What factor(s) determines the distribution of the allomorphs? (rule)