Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to install ram in an imac [title] Prepare your imac for the ram installation. [substeps] Turn off your imac and remove the power cord and all other cables from the computer. This will prevent you from being electrically shocked as you install the ram.

Ending1: Allow the imac to sit for at least 10 minutes after you turn off the computer. This will allow the hot, or warm internal parts of your imac to cool down completely before you install the ram. Ending2: You can also warm up the ram ram by mixing warm water and ghee into a bowl or in a container. After both the water and ghee have been warmed up, plug both ends in. Ending3: Push the power button or set down the power pedal to remove the laptop power cord, if the computer has one. Disconnect all the power supply cables. Ending4: [title] Connect your mac to its power source. [substeps] Connect the ram cable to a power switch located on the back of the computer.

Answer format: ending1/ending2/ending3/ending4