Select an Expression to Complete the Program Segment Below, Which

Multiple Choice

Select an expression to complete the program segment below, which is designed to read data from a file whose name is specified as the first command line argument. If no command line arguments are given, the program reads data from the default.txt file. String fileName = "default.txt";
If ( ________________________ )
{
FileName = args[0];
}
// additional statements to open file and read data

A) args > 0
B) args[0] != null
C) args.length >= 0
D) args.length > 0