Direction: The following question consists of a sentence that is divided into three parts, with grammatical errors in one or more than one part of the sentence. If there is an error in any part of the sentence, find the correct alternatives to replace those parts from the three options given below, to make the sentence grammatically correct. If there is an error in any part of the sentence and none of the alternatives is correct to replace that part, then choose 'None of the A, B, and C' as your answer. If the given sentence is grammatically correct or does not require any correction, choose 'No correction required' as your answer.

The Mahabharata is a epic tale describing the historical dynastic struggle (A) over the throne of the kingdom of Hastinapur between the Pandavas and the Kauravas, (B) two branches of the heirs of the king Shantanu. (C)

(A) The Mahabharata is an epic tale describing the historical dynastic struggle 
(B) over the throne of the kingdom of Hastinapur between Pandavas and the Kauravas,
(C) two branches of the heir of king Shantanu.