Match column-I with column-II w.r.t. evidences for evolution and choose the correct option.
Column-IColumn-IIa. Vestigial gill slits in (i) Embryological evidencesembryos of vertebratesb. Hard parts of life-(ii) Biogeographical evidencesforms in rocksc. Vertebrate brains(iii) Palaentological evidences(iv) Evidences from comparativeanatomy and morphology