In expressing a length 81.479 km as nearly as possible with three significant digits, find the percentage error? Choose the correct option:
A) 0.075% B) 0.156% C) 0.026% D) 0.048% E) 0.152%
Error = 81.5-81.479= 
<gadget id="calculator">81.5-81.479</gadget>
<output>0.021</output>
0.021   Required percentage= (0.021/81.479)*100 = 0.026%   Answer is 0.026%
<result>C</result>
In expressing a length 81.479 km as nearly as possible with three significant digits, find the percentage error?