Open-Ended: Surveys that ask open-ended questions that allow users to input elaborate, free-form answers. Closed-Ended: Surveys that ask closed-ended, static questions such as multiple choice with single or multiple response from a list of answers. Dynamic: Surveys that change dynamically from one user to another according to their answers. Activity Based: Surveys that ask the user to complete a task or activity, such as selecting images, or cards with answers.