That's sort of orthogonal to the consequence of honestly answering the question.
And of course the policy also says that if they think you lied, they might use that as a reason to deny entry in the future.
And of course the policy also says that if they think you lied, they might use that as a reason to deny entry in the future.
They are free to not let you in, but you are free to ignore any irrelevant or intimate questions.
> You: "No"
If you have consumed in the last 30 days, then your "No" response is definitely not correct.
Lying is only giving wrong answers on correct questions. If a person sticks their nose where it does not belong, too bad.
I have rights to do any kinds of thingd to my body, and I have exactly zero obligation to disclose it, unless in strict contexts of medical help or driving.