Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to encrypt a mac hard drive with filevault 2 [title] Click the apple menu in the upper left corner followed by system preferences from the context menu. [title] Double-click the " security & privacy " icon. [title] Click the " filevault " tab.

Ending1: [step] Click the " lock and unlock privileges " option under the " security " heading. [title] Click " set depasscode " (optional). Ending2: [title] Click the " decrypt your hard disk " checkbox at the bottom of the screen. [title] Click " change " below your system preferences. Ending3: [title] Click the padlock in the bottom left corner of the security & privacy pane and enter your admin password when prompted to continue. [title] Click the " turn on filevault " button. Ending4: [title] Click the " portable " checkbox. [step] In this menu, select the type of disk that you'd like to devenase this drive from, such as 1.03-3.8 zip.

Answer format: ending1/ending2/ending3/ending4