Read the clues below and help menaakshi to obtain her lucky 4 digit number WXYZ.
• The digit W is the greatest.
• The digit Y is 1 less than X.
• The digit X is 4 less than W.
• The digit Z has obtained by dividing the digit Y by 2.
A9542
B2459
C9452
D9524
THIS IS DUMBFROM VIVAAN.