For the symbol, m”n=n^2−m for all values of m and n. What is the value of 4”2?	Choose the correct option:
A) 5  B) 3  C) 2  D) 1  E) 0
4”2= 4 - 4= 
<gadget id="calculator">4 - 4</gadget>
<output>0</output>
0   Answer: 0
<result>E</result>
For the symbol, m”n=n^2−m for all values of m and n. What is the value of 4”2?