hello ansari saud
check out the following links
Https://engineering.careers360.com/articles/csab-special-round-for-nits-iiits-and-gftis
and also https://www.careers360.com/question-what-is-the-procedure-of-jee-mains-spot-round-2019
this question is already answered so you can check them too . however i will suggestyou to go to official jee mains/NATA website . it would be more legit
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