Type the correct answer in the box. How can users prevent broadcasting their existing connections?
User can make the BLANK name invisible, thereby preventing the hackers from knowing about an existing connection.

solution:

the right option is a

to adding   a new row to a table we   have to do process last table cell and pressing tab.

this is the process to add new row in the cell:

* to add a row below the cell, click insert below in the rows and columns group.

thus this is the required right answer.