You are creating a web form that users will use to enter their personal information.

You are creating a web form that users will use to enter their personal information. The form includes the following HTML.

You have the following requirements:

• When a user enters an input box, the cell on the right must turn green.
• When a user leaves an input box, the cell on the right mustturn white.

You need to create the web form to meet these requirements.

Which code segment should you use?

nth-child

A. Option A

B. Option B

C. Option C

D. Option D

Explanation:

* The :nth-child(n) selector matches every element that is thenth child, regardless of type, of its parent.

n can be a number, a keyword, or a formula.

Example

Specify a background color for every <p> element that is the second child of its parent:

p:nth-child(2) {

background: #ff0000;

}

* parent.next()

Here: thecell to the right of the current cell.

Reference: CSS3 :nth-child() Selector