Answer:
(C)6
Step-by-step explanation:
The given point scores are:
{17, 29, 22, 31, 36}
In order to find mean absolute deviation of the players in the tournament, first find the mean of the given point scores, thus

Now, subtract the mean from each value, thus
Value Distance from mean
17 10
29 2
22 5
31 4
36 9
Thus, Mean absolute deviation is:

Therefore, option C is correct.