A sells a bicycle to B at a profit of 70% and B sells it to C at a loss of 40%. Find the resultant profit or loss.  Choose the correct choice from the following answers.
A) -4% B) 2% C) -5% D) 6% E) -7%
The resultant profit or loss = 70 - 40 - (70*40)/100 = +2= 
<gadget id="calculator">+2</gadget>
<output>2</output>
2%   Answer is 2%
<result>B</result>
A sells a bicycle to B at a profit of 70% and B sells it to C at a loss of 40%. Find the resultant profit or loss.