Which equation is closest to the line of best fit in the graph below?
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
O
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
O A. y = 0.9x + 3
O B. Y=0.73 +6
o C. y = 13
OD. Y=0.8x + 5