A towel, when bleached, lost 20% of its length and 20% of its breadth. What is the percentage decrease in area?	Choose the correct choice from the following options:
A) 24 %
B) 36 %
C) 32 %
D) 54 %
E) 64 %

Rationale: "percentage change in area = ( − 20 − 20 + ( 20 × 20 ) / 100 ) % = − 36 % i . e . , area is decreased by 36 % answer : b"
Answer: B