What's the relationship between the letter P and the behavior of the option -P?
Same for the letter L and the behavior of -L, and the letter H and the behavior of -H?
That's the point the parent is making.
What's the relationship between the letter P and the behavior of the option -P?
Same for the letter L and the behavior of -L, and the letter H and the behavior of -H?
That's the point the parent is making.