After Paul ate too much ice cream, his stomach began to hurt.
For this question, the choices are:
<span>1) Each
2) Both
3) Either
4) Neither
</span>
And the answer is both because it is the only plural pronoun that refers to one or more nouns in the sentence, hence the use of "were". Each, either and neither refer to only one of the other and thus would use "was" instead of "were" to refer to a singular noun.
Answer:
backing up files and othed date
saving and storing all junk files
deleting any unwanted scans