The first thing that you need to learn about formality is to not address strangers as 'dude'. Your other sentence is too formal. Also, could you please make available to us of any other questionnaires on autism helpful for this research, like those left blank in your book?
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Mister Micawberbut doing so in person may earn you a broken nose: it is not polite except among peers.I have never had such an experince, i am not sure about your nose (lol).
Mister MicawberYou have ignored my previous revisions for improving your statement, so I don't see why I should waste further time on this.Thank you