Which of the following allows a user to pinch zoom on an Android device?

Which of the following allows a user to pinch zoom on an Android device?

Which of the following allows a user to pinch zoom on an Android device?

A.
Accelerometer

B.
Micro USB port

C.
Multi-touch

D.
A trackball

Explanation:

Reference:
http://en.wikipedia.org/wiki/Multi-touch



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