The wording states “ if a person refuses to answer “any” of the questions, It does not say “all” of the questions.
I will only answer the very basic.
Q: How many people live here?
A: X people live here.Q: What kind of car do you drive?
A: X people live here.Q: How many bathrooms do you have?
A: X people live here.Q: What is your political party?
A: X people live here.