Consider the Method PowerOfTwo Shown Below: Public Boolean PowerOfTwo(int N)

Consider the method powerOfTwo shown below: public boolean powerOfTwo(int n)
{
If (n == 1) // line #1
{
Return true;
}
Else if (n % 2 == 1) // line #2
{
Return false;
}
Else
{
Return powerOfTwo(n / 2) ; // line #3
}
}
What is the best interpretation of line #1?

A) One is a power of two
B) One is not a power of two
C) Any multiple of one is a power of two
D) 1 is an invalid choice for n