Given the Cost Information in the Table,what Is the Cheapest

Multiple Choice

Given the cost information in the table,what is the cheapest activity to crash on a per week basis? $$\begin{array} { | l | l | l | l | l | } \hline \text { Activity } & \text { Normal Time } & \text { Normal Cost } & \text { Crash Time } & \text { Crash Cost } \\\hline \text { A } & 8 & \$ 1,000 & 5 & \$ 6,000 \\\hline \text { B } & 6 & 2,000 & 4 & 6,000 \\\hline \text { D } & 9 & 2,500 & 6 & 8,000 \\\hline & 12 & 4,000 & 8 & 10,000 \\\hline\end{array}$$

A) Activity A
B) Activity B
C) Activity C
D) Activity D