A and B spent 60% and 75% of their incomes, respectively. If the savings of A are 20% more than that of B, then by what percentage is the income of A less than the income of B?
A तथा B ने अपनी आय का क्रमशः 60% तथा 75% हिस्सा खर्च किया | यदि A की बचत B की बचत से 20% अधिक है, तो A की आय B की आय से कितना प्रतिशत कम है ?

Options

A. decrease by 1.8%
B. increase by 2.8%
C. increase by 1.8%
D. decrease by 2.8%