Which of the following represents the correct trend for the mentioned property? $\\$A. $\mathrm{F}>\mathrm{P}>\mathrm{S}>\mathrm{B}-$ Frist Ionization Energy $\\$B. $\mathrm{Cl}>\mathrm{F}>\mathrm{S}>\mathrm{P}-$ Electron Affinity $\\$C. $\mathrm{K}>\mathrm{Al}>\mathrm{Mg}>\mathrm{B}-$ Metallic character $\\$D. $\mathrm{K}_{2} \mathrm{O}>\mathrm{Na}_{2} \mathrm{O}>\mathrm{MgO}>\mathrm{Al}_{2} \mathrm{O}_{3}$ - Basic character $\\$Choose the correct answer from the option given below.