After inserting a table, you can navigate through the table by

The best answer can be Tab.

In Microsoft Word, you can navigate through a table by moving from cell to cell by using keyboard shortcuts and mouse actions. You can use the following leaps for moving around in a table. To move to the next cell in a row, you can hit the Tab key and the Shift+Tab combination keys to move to the previous cell. You can also use the up and down arrow keys to move to the previous and next row respectively.

answer; i believe the correct answer is (a) all trenches must have access/egress;