Answer: You should show them the directions to the nearest restroom, washroom, etc. with good manners and kindly.
Explanation: This is quite an interesting question but to make sure your guest has the best experience at your place you should show them to the nearest washroom, restroom, etc. with kindness and respect to have a good ensure a good relationship with the person or people. You should either give them directions to the nearest restroom or washroom or you could bring them to the nearest one yourself.
Have a great day and remember to be polite to your guest!
