The answer is:
Left
The backspace key only deletes whatever way the point is pointing to. In this case, it is to the left.
Correct me if i'm wrong.
The answer is Tablets. It is a portable personal computer, generally with a mobile operating system and LCD touchscreen display processing circuitry, and a rechargeable battery in a single thin, flat package. It is bigger than smartphones.
I believe the answer is annual maintenance
Hope this helps :p