What's the best UI to use to select between a before and after?

1. What is the best UI for multi selecting from a list?
2. What are the different types of UI selectors?
3. Which GUI component is used to make selection from multiple alternatives?

What is the best UI for multi selecting from a list?

A multi-select pillbox is a suitable option if the user is familiar with the list's content and knows precisely what they're searching for. By searching or simply scrolling through the list, they can quickly locate what they are looking for.

What are the different types of UI selectors?

Dropdowns, checkboxes, toggles, sliders, and more are all different types of selectors, yet they look nothing like each other. The main functional difference between these types of selectors is how many options the user can pick: one or more.

Which GUI component is used to make selection from multiple alternatives?

Hence radio button is the GUI (Graphical User Interface) component used to select one from multiple alternatives.