Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to upgrade a processor [title] Turn off your pc and remove the power cable. [title] Unscrew your computer's case and remove the cover. [title] Identify your motherboard, your current processor chip, your ram memory cards, and your video card.

Ending1: [step] Connect your motherboard to the power supply. [title] Remove the bare steel or metal drive cover. Ending2: [title] Remove and disconnect your memory cards. [title] To remove your drivers, you will need to remove the mounted ram and put them in a drawer with the drivers you will replace them with later. Ending3: [title] Find out what kind socket your motherboard has. [step] Do a google search or ask a computer technician if your current motherboard model supports a newer processor. Ending4: [step] These will have been separated as part of the package and are located underneath the case on the lower left side (which is called one panel). An overhead panel is located near the motherboard.

Answer format: ending1/ending2/ending3/ending4