Submission of response on demand under section 143(1) ,in general demand is cleared and it may be noted that merely submission of response is not enough ,it still needs to be verified by the system itself.
However if it is not showing clear then it may be the case where Mismatch occurring in 26AS TDS details or dis-allowance of sec 89 relief .So Taxpayer must check and reconcile the intimation 143(1) with the 26AS to identify the differences, if any. Thereafter file the rectification under section 154 .