1. Would it be possible for two people to have the same email address? Explain.

No

Explanation:

For the same reason that two people cannot have the same address, it's just a virtual address.

no

Explanation:

because  if i email you then the computer would not know which one to send it to so the answer is no  

a macro is a tool that allows you to automate tasks and add functionality to your forms, reports, and controls. for example, if you add a command button to a form, you associate the button's onclick event to a macro, and the macro contains the commands that you want the button to perform each time it is clicked.