We investigate the development of word order in German children's spontaneous production of complement clauses. From soon after their second birthday, young German children use both verb final complements with complementizers and verb-second complements without complementizers. By their third birthday they use both kinds of complement clauses with…

Noun-class prefixes are obligatory in most Bantu languages. However, the Sotho languages (Sesotho, Setswana, Sepedi) permit a subset of prefixes to be realized as null at the intersection of "unmarked" phonological, syntactic, and discourse conditions. This raises the question of how and when the licensing of null prefixes is learned. Using…