There Were Five Jobs Left Before Saba Could Call It

Multiple Choice

There were five jobs left before Saba could call it quits after a distinguished 30-year career in higher education. If he decides to do them in critical ratio order, what is the average lateness? $$\begin{array} { | c | c | c | } \hline \text { Job } & \text { Process Time } & \text { Due Date } \\\hline \text { Job 1 } & 12 & 23 \\\hline \text { Job 2 } & 21 & 44 \\\hline \text { Job 3 } & 18 & 34 \\\hline \text { Job 4 } & 17 & 38 \\\hline \text { Job 5 } & 11 & 27 \\\hline\end{array}$$

A) 18.2
B) 19.7
C) 19.2
D) 18.7