What is the function of radio button? A. To select multiple option B. To select single option C. To select all option D. All of above

The correct answer is: B. To select single option.

A radio button is a small, round button that is used to select one option from a group of options. When a radio button is selected, it is surrounded by a circle. Only one radio button in a group can be selected at a time.

Radio buttons are often used in forms to allow users to select their preferences. For example, a form might have a group of radio buttons that allow users to select their favorite color. Only one color can be selected at a time.

Here is a brief explanation of each option:

• Option A: To select multiple options. This is not the function of a radio button. A radio button can only be used to select one option from a group of options.
• Option B: To select single option. This is the function of a radio button. A radio button can only be used to select one option from a group of options.
• Option C: To select all option. This is not the function of a radio button. A radio button can only be used to select one option from a group of options.