it would be a, b, and c because if you look at the question and the answers, 3 of the four answers match the 3 of the 4 coordinates
1 3/6 = 4/6+5/6 ,
1 1/5 = 1/5 + 5/5 , 2/5 + 4/5
1 4/8 = 6/8+6/8 , 7/8+5/8
Answer:
I'm not sure but at least i tried

Hope that helps and hope you get better!
Answer: 416,592
Hope this helps!