The <option> tag represents an option in a <select> tag or in a <datalist> tag.
The behavior of this element varies slightly according to, in which of these two elements it's present on.
selected attribute is used to set a value as a default in the dropdown list box.
In the above example Mango will be selected by default.
This attribute is used to disable the value in the dropdown list box.
In the above example, you cannot to select the Mango option.
This attribute is used to assign a unique value to each list items.
If you feel this difficult to understand leave it, we will see it in upcoming chapters.