Communication u/s 143(1)(a)

Gather all your supporting documents . Then log in to the Department website and go to E-Proceedings > E-Assessment/Proceedings Select 'Submit' on the next screen
You will see a list of all mismatches here same as the ones you've received in the email. 
select option agree or disagree
You'll also need to attach supporting documents before you submit your response
 

Hey! thank you so much @ Deepak Sharma