​What is the purpose of the CC field in an email? ​

Correct option is A

The purpose of the CC field in an email is:

To include additional recipients who should be kept informed  

• CC stands for "Carbon Copy."  
• It's used to send a copy of the email to other recipients, letting them know about the message and its content.  
• Recipients in the CC field can see each other's email addresses.  

Here's a breakdown of the other options:

• To request a read receipt from the recipient: This is usually achieved through separate settings or features within the email client.  
• To encrypt the email for added security: Encryption is a separate process that involves securing the email content itself.  
• To indicate that the email is of high importance: This is often conveyed through features like flagging the email, using subject line conventions, or setting a high priority level within the email client.