Refer to the Table

Multiple Choice

$$\begin{array} { | c | c | c | c | c | } \hline ( 1 ) & ( 2 ) & ( 3 ) & ( 4 ) & \text { (5) } \\Q _ { d } & Q _ { d } & \text { Price } & Q _ { S } & Q _ { S } \\\hline 50 & 40 & \$ 10 & 70 & 80 \\\hline 60 & 50 & 9 & 60 & 70 \\\hline 80 & 60 & 8 & 50 & 60 \\\hline 90 & 70 & 7 & 40 & 50 \\\hline 100 & 80 & 6 & 30 & 40 \\\hline\end{array}$$ Refer to the table. In relation to column (3) , a change from column (4) to column (5) would most likely be caused by

A) government placing an excise tax on the good.
B) an improvement in production technology.
C) an increase in consumer income.
D) an increase in input prices.