Explanation:

Correct Answer is (c).I. It is interesting to note that the series of attacks that has been carried out against intellectuals and rationalists in the country has been perpetuating every passing year- This is contextually and grammatically correct.
II. It is interesting to note that the BJP which is running a “nation building project” has remained tightlipped on the series of attacks against intellectuals, journalists, and student activists- This is contextually and grammatically correct.
III. It is interesting to note that Anand Teltumbde examining the attack against Kancha Ilaiah Shepherd by put his critical arguments on the theoretical formation of “social smugglers” by the latter- This does not make sense as there is a tense mismatch throughout the sentence with examining and put being an example. Thus, the structure is incorrect.
Hence, option C is correct.