Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to reset a blackberry [title] Open the battery cover on the back of the blackberry. [step] Remove the battery from the phone. [substeps] You can perform a hard reset on the blackberry z10 by pressing and holding the power button on the top of the phone for about 10 seconds.

Ending1: [title] Reinsert the battery after a few seconds. [step] To be on the safe side, wait for up to 30 seconds and then reinsert the battery into the back of the phone. Ending2: A worksheet will display on-screen with instructions on how to reset the phone to factory settings. [title] Press and hold the power button on the blackberry z10. Ending3: [title] Insert the usb battery cartridge back into the phone. [step] The battery tray is in the middle of the phone. Ending4: [title] Remove the battery from the back of the phone. [step] You can remove the battery in any position you can without damaging the bluetooth features.

Answer format: ending1/ending2/ending3/ending4