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Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : Superantigens trigger a powerful T cell response.
Reason (R) : Superantigens do not bind to the antigen-binding groove of the MHC class Il molecule but attach elsewhere on
its surface and as a result, they bind to the T cell and the antigen-presenting cell together and because of this strong binding.
there is powerful T cell response.
In light of the above statements, choose the most appropriate answer from the options given below