The correct option is B Pangaea
In carboniferous period all the land masses were united together in the form of one land mass which was named as Pangaea. There were several smaller inland seas scattered over Pangaea which was surrounded by a huge water body named as Panthalasa representing Pacific Ocean. Luratia consisting of present North America, Europe and Asia formed norther part of Pangaea while Gondwanaland consisting of South America, Africa, Madagascar, Peninsular India, Australia and Antarctica represented the southern part of Pangaea. South pole was located near present Durban.