Dropdown not working - HELP!

Why is my dropdowns not letting me select an option?

See in the link, the dropdown opens but I cant select anything!

https://preview.webflow.com/preview/leap-logistics?utm_medium=preview_link&utm_source=designer&utm_content=leap-logistics&preview=9c463598bc08a5078a8d6e83bd5bbf72&pageId=63212df60dc0fb5292dc072e&workflow=preview


Here is my site Read-Only: LINK
(how to share your site Read-Only link)

You need to use a “select field” which can be selected from the form elements, instead of a dropdown. They also use this in the webflow university tutorial about forms.