Match List-I with List-II andchoose the correct answer using the codes given below the lists: List-I List-II (Author) (Book)A.Lallanji Gopal 1. A Comprehensive History of India : The Delhi SultanatB.Habib and Nizami2.The Economic Life of Northern IndiaC.K.S. Lal3.Early Chauhan DynastiesD.Dasharatha Sharma4.History of the Khaljis Codes: A B C D

1. A

   2 1 4 3

   Option (a) pairs Lallanji Gopal with The Economic Life of Northern India. This accurately matches author Lallanji Gopal to his notable historical work on northern Indian economy.

2. B

   1 2 3 4

   Option (a) pairs Habib and Nizami with A Comprehensive History of India : The Delhi Sultanat. This correctly connects the renowned historians to their edited volume on the Delhi Sultanate period.

3. C

   4 3 2 1

   Option (a) pairs K.S. Lal with History of the Khaljis. This correctly identifies K.S. Lal as the author of the detailed study on the Khalji dynasty, establishing the correct numerical sequence of 2, 1, 4, and 3 respectively as the official key.

4. D

   3 4 1 2

   Option (a) pairs Dasharatha Sharma with Early Chauhan Dynasties. This properly links Dasharatha Sharma to his well-known regional history book, making option (a) the correct combination among all choices.

Summary. Official key is (a) mapping Lallanji Gopal to The Economic Life of Northern India, Habib and Nizami to A Comprehensive History of India : The Delhi Sultanat, K.S. Lal to History of the Khaljis, and Dasharatha Sharma to Early Chauhan Dynasties. Candidates must carefully verify standard historical texts and their respective authors to avoid confusion. Incorrect options fail to provide the exact chronological or thematic matching required by the lists. Thus, option (a) stands as the only correct sequence.