Um... It's none.
Did you took a picture of the wrong question.
The answer of that question is the top second one.
Answer:
34.767 enrollments/computer
Step-by-step explanation:
According to the Hamilton's method, the standard divisor, D, is determined by dividing the number of enrollments in all schools by the number of new computers available:

The standard divisor for this situation should be 34.767 enrollments/computer.
The last option <em> </em><em>(</em><em> </em><em>h</em><em> </em><em>,</em><em> </em><em>k</em><em> </em><em>)</em><em> </em>.
..........................................
Answer:9000
Step-by-step explanation:
The answer is 36 (Don't mind the comment, I forget you could edit the answer)
36 / 4 = 9
36 + 4 = 40
40 / 5 = 8