\[\mathbf{A}=1,\mathbf{B}=\mathbf{5},\text{ }\mathbf{C}=\mathbf{1}.\]Find the value of \[\left( \mathbf{A}+\mathbf{B} \right)+\left( \mathbf{B}+\mathbf{C} \right)+\left( \mathbf{C}+\mathbf{A} \right)\]

• A. 16
• B. 13
• C. 14
• D. 18
• E. None of these