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Start the plan\begin{array}{|c|c|}
\hline
\text{Club} & \text{Number of Students} \\ \hline
\text{Chess} & 40 \\ \hline
\text{Drama} & 30 \\ \hline
\text{Math} & 25 \\ \hline
\end{array}
The table above shows the number of students in three clubs at McAuliffe School. Although no student is in all three clubs, 10 students are in both chess and drama, 5 students are in both chess and math, and 6 students are in both drama and math. How many different students are in the three clubs?
A. 68
B. 69
C. 74
D. 79
E. 84
The OA is C













