Temperature and gage pressure maintained during the manufacture of cold SBR $($styrene butadiene rubber$)$ are

$5$C and $1$ kgf$/$cm$2$

$-20$C and $1$ kgf$/$cm$2$

$0$C and $1$ kgf$/$cm$2$

$0$C and $3$ kgf$/$cm$2$