Refer to Table 8

$$\begin{array}{l}\begin{array} { | c | c | } \hline \text { Good } & \begin{array} { c } \text { Price Increase since } \\\text { Last Year }\end{array} \\\hline \text { Amusement park tickets } & 5.0 \% \\\hline \text { Bowling balls } & 4.2 \% \\\hline \text { Camouflage neckties } & 3.1 \% \\\hline\end{array}\\\text { Table } 8.1\end{array}$$ Refer to Table 8.1,which gives hypothetical data on price changes for three goods.At which of the following overall rates of inflation would it be true that bowling balls became relatively cheaper?

A) 4.5%.
B) 4.2%.
C) 3.5%.
D) -1.5%.