Marcus is a freelance graphic designer who uses various utility software programs to maintain his computer system and secure his files.
Complete the table by writing the name of the type of utility software Marcus should use to address each requirement.
| Requirement | Utility software |
|---|---|
| Marcus wants to send a confidential contract over the internet securely, ensuring it cannot be read if intercepted. | |
| Marcus's hard drive is running low on space, so he wants to reduce the physical file size of his archived project folders. | |
| The read/write speed of his magnetic hard disk has slowed down because segments of individual files have been scattered across different sectors. | |
| Marcus wants to protect his work from permanent data loss by automatically saving a duplicate copy of his active files to an external drive. |
