$[6$ Points$]$ Below $is$ the graph $of$ the $f(x)$

Answer the following question using the graph $off(x).$ Put DNE $if$ the answer does not exist.

$(a)$ What $is$ the $\underset{x{1}^{-}}{lim}f(x)?$

$(b)\underset{x-1}{lim}f(x)=f(-1)$

True

False

$(c)f(x)$ bas a critical point $atx=2$

False

$(d)\underset{x{1}^{+}}{lim}f(x)=\underset{x{1}^{-}}{lim}f(x)$

$$ True

$x$