Exp) Option d is the correct answer.

Statement d is incorrect: The Supreme Court has exclusive original jurisdiction extends to any dispute between the Government of India and one or more States or between the Government of India and any State or States on one side and one or more States on the other or between two or more States, if and insofar as the dispute involves any question (whether of law or of fact) on which the existence or extent of a legal right depends.

Statement a is correct: Election petitions are filed in the High Court of the particular state in which the election was conducted. Therefore, only the High Courts have the original jurisdiction on deciding on election petitions. Such jurisdiction shall be exercised ordinarily by the Single Judge of the High Court and Chief Justice shall from time to time assign one or more Judges for that purpose.

Statement b is correct: Every High Court has original jurisdiction in revenue matters (Article 225). The Constitution specifically gave high courts original jurisdiction in matters related to revenue as well as acts or orders performed during the process of revenue collection.

Statement c is correct: The Constitution gave both the Supreme Court (Art 32) and the High Courts (Art 226) the original jurisdiction to protect Fundamental Rights of Citizens. Both are said to have original but non-exclusive jurisdiction in this matter.