Table 99
the Administration Department of a Small College Is Now

Table 9.9
The administration department of a small college is now designing its layout for newly built office space. From statistical samplings over the last three months, the following trip matrix was developed for daily trips between departments.
Trip Matrix (trips/day)
$$\begin{array} { | c | c | c | c | c | c | c | } \hline & \mathrm { A } & \mathrm { B } & \mathrm { C } & \mathrm { D } & \mathrm { E } & \mathrm { F } \\\hline \mathrm { A } & - & 10 & 75 & & & 140 \\\mathrm {~B} & & - & & & 95 & \\\mathrm { C } & & & - & & 130 & 130 \\\mathrm { D } & & & & - & 10 & \\\mathrm { E } & & & & & - & 95 \\\mathrm {~F} & & & & & & - \\\hline\end{array}$$
-Use the information in Table 9.9.If other factors are all equal,which two offices should be located most closely?

A) C and E
B) C and F
C) E and F
D) A and F