Which structure is sometimes called the "gateway to memory"?

When copying and pasting text, the first step is move your cursor type the text select the copy command select the paste command

Nathan wants to create multiple worksheet containing common formatting styles for his team members. which file extension him to save these worksheets? nathan to create multiple worksheets with common styles. he needs to save them with the extension.

Donnie does not have powerpoint. which method would be best for elana to save and share her presentation as is? a pdf a doc an rtf a ppt