The grocery receipt shows the cost of three items before tax is added. When a 5 \% tax is added to the cost of the items, what is the total cost for the three items?
\begin{array}{|lr|}
\hline \text { Sponge } & \$ 4.20 \\
\text { Shampoo } & \$ 7.60 \\
\text { Soap } & \$ 3.20 \\
\hline
\end{array}
Answer Choices
A. \$ 15.16
B. \$ 15.08
C. \$ 15.22
D. \$ 15.75
E. \$ 15.38