A developer needs to check if the ‘Preprocess’ element equals ‘Y’ in Process Data. Which
statement is most efficient?
A.
INPUT/Header/Preprocess = ‘Y’
B.
string(INPUT/Header/Preprocess) = ‘Y’
C.
string(//INPUT/Header/Preprocess) = ‘Y’
D.
//ProcessData/INPUT/Header/Preprocess/text() = ‘Y’
Explanation: