Answer:
try unplugging it and replugging it in, make sure your keyboard is clean, that there aren't any crumbs underneath the keys.
they using it on a different device and see if it does the same thing.
Explanation:
Deep depending on the document editor, you should be able to just click either the top or bottom margin to edit!
the answer is B: Replication, i put validity on e2020 and it was wrong.
The correct answer is letter b