Given the Following Recursive Function Definition, What Is the Stopping

Multiple Choice

Given the following recursive function definition, what is the stopping case?
Void towerschar source, char dest, char help, int numDisks)
{
IfnumDisks<1)
{
Return;
}
Else
{
Towerssource,help,dest,numDisks-1) ;
Cout << "Move disk from " << source << " to " <<dest<<endl;
Towershelp,dest,source,numDisks-1) ;
}
}

A) numDisks == 1
B) numDisks >1
C) numDisks < 1
D) numDisks =0