TRUE,the vertical and horizontal scroll bars can be used to aid in navigation throughout the document.
Explanation:
A scrollbar is a modern technique for interaction or widget with which we are able to view the content of file. Scrollbars allows to us to navigate or move in large volume of information that extends the window border.The vertical scroll bar allow to navigate towards top and bottom of the widow screen.
And the horizontal allow to navigate towards left and right side of the widow screen.Scroll bars are used with the help of the mouse or keyboard or touch pad. The scrollbar has a scroll box which shows us that which part or portion of the document is being viewed currently.The size of this scroll box depends on the size of the document.
