Why isn't there an option to delete my answer in a form that I filled out and submitted?

gg65094 the only answer to "why" is because Microsoft haven't delivered it. Once a response is submitted there is no way for the user who responded to delete it.

Rob
Los Gallardos
Microsoft Power Automate Community Super User.
Principal Consultant, SharePoint and Power Platform WSP Global (and classic 1967 Morris Traveller driver)