The correct option is C Hydrarch succession
Based on the ecological habitats, ecological succession can be of three types hydrarch, mesarch and xerarch. Hydrarch succession takes place in wetter areas, mesarch in wet and marshy areas, whereas xerarch succession takes place in dry areas. However, the climax stage in both hydrarch and xerarch succession will ultimately lead to medium water conditions or mesic conditions i.e. neither too dry, nor too wet. For e.g. a forest