1. To send an email, the sender's email address is mandatory. An email address is a unique identifier that connects an email message to a specific user.

2. Other required information for sending the email includes-

- Recipient's Email Address

- The subject of the email

Laser printers are generally known for their speed and efficiency, making them one of the fastest types of printers available for everyday office use. They use laser technology to print text and images, which allows for high-speed printing without compromising print quality. Laser printers are especially well-suited for printing large volumes of text documents quickly and are commonly used in office environments where fast and high-quality printing is required.

Actually, the modification of the work done in a cell in Excel is typically referred to as "editing" the cell, not "range." Editing a cell means changing or modifying the data or formula within that specific cell. A "range" in Excel refers to a group of two or more cells on a worksheet. When you edit a cell, you are making changes to the content of that particular cell.