<prompt> Which is a reversible change -MetaplasiaAnaplasiaDysplasiaAll of the above  <response>: Dysplasia means disordered abnormal growth. It is partially reversible i.e. reversible in early stage and irreversible in the later stage.Metaplasia is an adaptive change in which one adult mature cell type is replaced by another adult mature cell. It is completely reversible.Anaplasia means lack of differentiation. Anaplasia is considered as a hallmark of malignant transformation. It is irreversible. 