Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to record a cd [title] You must have a cd writer drive installed on your machine (or accessible through the network). [title] You must have a writable cd disk of a good brand, such as smart buy, of maxell. [step] Writable cd disks have a cd r label on them.

Ending1: That means that they have to be changed every two months. You will need to provide the cd writer's name and contact information. Ending2: If you're interested in what kind of cd writer are you interested in, contact land:apple.com. [title] Connect wirelessly through usb ports along with your cd (if you can connect via the wi-fi router plug-in would also work fine). Ending3: [title] Install the cd burner software that is usually shipped with your cd writer drive. [step] Alternatively, you can use any popular cd burner software (such as nero). Ending4: If you want to digitize your cd, then you will have to purchase one of them. ( it is good to have copyright-stamped cd cds).

Answer format: ending1/ending2/ending3/ending4