Answer:
Hi,
The best option in the list is <u>stop posting her e-mail address on newsgroups.</u>
Explanation:
Unwanted e-mail is categorized as a spam email.These emails can not be entirely avoided because we use the Internet thus it is recommended that you filter them.A program called my email client can help to filter spam though in some cases, it might not be effective.
The techniques Nadia can employ in this case is to hidden her email address when visiting newsgroups.News groups are forums online where people discuss certain topic.Avoid publishing the email in these web sites can hide her tackle this problem. Additionally, Nadia could train the filter serach feature in her email box through repoting such emails using the report button present, avoid responding/openning spam or use a third party program to track spam emails and block them.
Wish you Luck!
A .xlsx file tells you that the file is an Excel workbook that utilizes XML files to create the various spreadsheets as well as macros and other hidden codes used to perform certain functions (which is why there's an X at the end; older .xls files had no indication of this external code being present, which is why they're almost never recommended for modern use).
