Consider the Following Program Segment

Multiple Choice

Consider the following program segment.
Ifstream inFile; //Line 1
Int x,y; //Line 2
... //Line 3
InFile >> x >> y; //Line 4
Which of the following statements at Line 3 can be used to open the file progdata.dat and input data from this file into x and y at Line 4?

A) inFile.open("progdata.dat") ;
B) inFile(open,"progdata.dat") ;
C) open.inFile("progdata.dat") ;
D) open(inFile,"progdata.dat") ;