I tried to fill out the survey, but I left blank my frequent programs and my email address. Consequently I can't submit the rest of my answers. It may be benefi

I tried to fill out the survey, but I left blank my frequent programs and my email address. Consequently I can't submit the rest of my answers. It may be beneficial to not require all answers for feedback to be submitted. Also questions 1-3 make the progress meter jump all over. 50% after the first question, eventually down to 25% at question 4 where it steadily goes up and appears to work correctly.