Fill in the blank in the command below so that it returns the value: $131\mathrm{.}247\mathrm{.}226$SELECT SUBSTRING$\_$INDEX$(\text{'}131\mathrm{.}247\mathrm{.}226\mathrm{.}10\text{'},\text{'}.\text{'},\_\_\_\_)$ A$)12$ B$)11$ C$)3$ D$)-1$ E$)-3$