An error 1% in excess is made while measuring the side of a square. What is the percentage of error in the calculated area of the square?	Choose the correct choice:
A) 4.05 %
B) 4.02 %
C) 4 %
D) 3 %
E) 2.01 %

Rationale: "percentage error in calculated area = ( 1 + 1 + ( 1 ã — 1 ) / 100 ) % = 2.01 % answer : e"
Answer: E