Each manager of a Fortune 500 company was rated as being either a good, fair, or poor manager by his/her boss. The manager's educational background was also noted. The data appear below:

Educational Background

What is the probability that a randomly chosen manager has earned at least one college degree?

A) B) C) D)

\begin{tabular}{l|cccc|c} Manager & & & & & \\ Rating & H.S. Degree & Some College & College Degree Master's or Fh.D. & Total \\ \hline Good & 3 & 8 & 21 & 7 & 39 \\ Fair & 5 & 11 & 42 & 29 & 87 \\ Poor & 4 & 1 & 9 & 20 & 34 \\ \hline Total & 12 & 20 & 72 & 56 & 160 \end{tabular} 209 54 207