A developer wants to use EL to invoke a function using ${my:bloof(“foof”)}. Which is always true?
A.
The method invoked by this function must be static.
B.
The function class must implement the Function interface.
C.
The expression is NOT a valid EL expression for invoking a function.
D.
The function must be declared in a web.xml file using the <function> element.
E.
The function class must have a method with the signature: void bloof(java.lang.Strings)
Explanation: