$3)$ An in$-$ground swimming pool has the dimensions of $15$ m wide and $20$ m long. It is filled with water to a uniform depth of $3\mathrm{.}00$ m$.$ The density of water $=1\mathrm{.}00\backslash$times $103$ kg$/$m$^3.$ What is the total pressure exerted on the bottom of the swimming pool?A$)2\mathrm{.}94*10^4*$ PB$)1\mathrm{.}31*10^5*$ PaC$)1\mathrm{.}8*10^5*$ PaD$)4\mathrm{.}35*10^2*$ PaE$)2\mathrm{.}49*10^5*$ Pa