free upwork test answers of php5 | What is the correct way to send a SMTP (Simple Mail Transfer Protocol) email using PHP?

What is the correct way to send a SMTP (Simple Mail Transfer Protocol) email using PHP?

Answers:

• s.sendmail($EmailAddress, [$MessageBody], msg.as_string())

• sendmail($EmailAddress, "Subject", $MessageBody);

• mail($EmailAddress, "Subject", $MessageBody);

• <a href="mailto:$EmailAddress">$MessageBody</a>