Light traveling through medium $3($n$3=3\mathrm{.}00)$ is incident on the interface with medium $2($n$2=2\mathrm{.}00)$ at angle $.$ If no light enters into medium $1($n$1=1\mathrm{.}00),$ what can we conclude about $?$ a$)$ $>19\mathrm{.}5$ b$)$ $<19\mathrm{.}5$ c$)$ $>35\mathrm{.}3$ d$)$ $<35\mathrm{.}3$ e$)$ may have any value from $0$ to $90$