Next Previous Buttons Not Working

Also, I checked my pages in wp backend (just in case) and there are no new pages to account for the “next” pages in the form… not sure if that means anything, but the next button on the following page is not working, so i can’t find the other pages in the form – http://www.bestseotexas.com/seo-market-analysis-model/

https://ww.wp.xz.cn/plugins/calculated-fields-form/