Let $F$ be the function given by the graph below.

$($You can click on the graph to enlarge the image.$)$

Evaluate each of the following expressions.

Note: Enter DNE in the appropriate box if the requested limit or function evaluation does not exist.

$($a$)\underset{x-1}{lim}F(x)=$

$($b$)F(-1)=$

$($c$)\underset{x1}{lim}F(x)=$

$($d$)\underset{x3}{lim}F(x)=$

$($e$)F(3)=$