The key person which can increase the chancesof success of a project is
a) project manager
b) project leader
c) software developer
d) team leader

you can not change you age soon as you signed up. the only way is too delete your account and use another account to sign up and put your correct age.

answer is:

a). backstage view

explanation:

backstage view is the area where files and data about them is managed— creating, saving, printing, sending to others, inspecting for hidden metadata or personal information, and setting options. so in this way we can add many things to our document swiftly.

i hope you get the idea.

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