Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to estimate your uber fare [title] Tap the uber app. [step] Log in if you aren't logged in automatically. [title] Tap " where to? " [title] Enter your destination.

Ending1: [title] Tap the " current location " button. [title] Drag the pin to your desired pickup location. Ending2: [step] Use the app's official search field to search for a fare. It doesn't matter what your destination is--there are four transit options: taxi, express, money, and subway. Ending3: [step] Before you can estimate your fare, you'll need to know exactly where you're going ,. Tap on the " save now " button to save your information. Ending4: [step] Tapping the " where to is " field will display a list of near-and-distant destinations. You can also browse by subdestinations from your driver preferences.

Answer format: ending1/ending2/ending3/ending4