Creates a page where the response is to be selected from a dropdown list.

dropdown_page(label, prompt, choices, alternative_choice = FALSE,
max_width_pixels = 200, admin_ui = NULL)
label Page label (character scalar). Prompt to be displayed above the response choices. Can be either a character scalar (e.g. "What is 2 + 2?") or an object of class "shiny.tag", e.g. shiny::tags\$p("What is 2 + 2?"). Character vector of choices for the participant. If names are provided, then these names will be used for display, whereas the values will be stored in the results. Whether or not to give the participant the option of providing a free-text response instead of selecting one of the dropdown options. Prompt for the free-text box (only relevant if alternative_choice is set to TRUE). See page. See page. See page. Text to display on the next-page button (character scalar). Maximum width of the response UI, in pixels. See page.