The correct option is
B 2.9112.75=0.003+0.158=
Write all decimal numbers in correct order in such a way that the numbers come in correct row.
2.750
0.003
0.158
_________
2.911
_________
IV III II I
I→8+3+0=11 {1 balance}
II→1+5+0+5=11 {1 balance}
III→1+7+0+1=9
IV→2+0+0=2.