Correct option is DGiven: 16+8÷4−2×316 + 8 \div 4 - 2 \times 316+8÷4−2×3Concept Used: Operation preference wiseSymbolBrackets[],,()Orders,of²(power),√(root),ofDivision÷Multiplication×Addition+Subtraction−\begin{array}{|c|c|} \hline \textbf{Operation preference wise} & \textbf{Symbol} \\ \hline Brackets &[],{}, () \\ \hline Orders, of & ² (power), √ (root) , of \\ \hline Division & ÷ \\ \hline Multiplication & × \\ \hline Addition & + \\ \hline Subtraction & - \\ \hline \end{array} Operation preference wiseBracketsOrders,ofDivisionMultiplicationAdditionSubtractionSymbol[],,()²(power),√(root),of÷×+− Solution: 16+8÷4−2×3 =16+2−6 =18−6 =1216 + 8 \div 4 - 2 \times 3 \\ \ \\ = 16+2-6 \\ \ \\ =18-6 \\ \ \\ =1216+8÷4−2×3 =16+2−6 =18−6 =12