The function is .
The period of the function is .
The secant function has asymptotes equations: and
.
Hence the vertical asymptotes are
\ and
.
and
For finding -intercepts susbtitute
in
.
oand
and
and
The function has -intercepts at
and
.
Compare with the given graphs.
\The graph as
-intercepts at
and
.
hence the correct choice is .
The correct choice is .