Question

question 3
steve jobs demonstrated how the iphone could be unlocked by ______.
a snapping a photo
b pressing one button
c typing on a keyboard
d swiping a finger

Explanation:

The original iPhone's unlock mechanism was demonstrated by Steve Jobs (note: the name in the question has a typo, likely "Steve Jobs") as swiping a finger. Snapping a photo, pressing one button, or typing on a keyboard were not the original iPhone's unlock methods.

Answer:

D. swiping a finger