57.
How many males were undecided?
In a survey regarding a proposed measure to be introduced, 2878 persons took part of which 1652 were male. 1226 persons voted against the proposal of which 796 were males. 1425 persons voted for the proposal. 196 females were undecided.
A:
31
B:
227
C:
426
D:
581
The answer is:
A