If the odd digits within the number are decreased by one and the even digits within the number are increased by one

Q. If the odd digits within the number are decreased by one and the even digits within the number are increased by one, then add all the resultant digits within the number. which of the following options the final resultant thus formed will be divisible by four?

A.2863945

B.1753925

C.5174832

D.6428672

E.9253841

Ans: D

Sol:

a) 2863945→3972854→3+9+7+2+8+5+4=38
b) 1753925→0642834→0+6+4+2+8+3+4=27
c) 5174832→4065923→4+0+6+5+9+2+3=29
d) 6428672→7539763→7+5+3+9+7+6+3=40
e) 9253841→8342950→8+3+4+2+9+5+0=31