**Unlimited Quizzes Await You! 🚀**
Hey there, quiz champ! 🌟 You've already tackled today's free questions.
Ready for more?
🔓 Unlock UNLIMITED Quizzes and challenge yourself every day. But that's
not all...
🔥 As a Subscriber you can join our thrilling "Daily Streak" against other
quizzers. Try to win a coveted spot on our Hall of Fame Page.
Don't miss out! Join us now and keep the fun rolling. 🎉
Answer 1 refers to the noise made by someone's tapping action (a light, repeated knock, such as the sound of a blind person walking along a familiar street and tapping their white stick every so often to check where they are); similarly ~ perhaps with a small hammer ~ in Answer 3.
'Tapping off' a fluid, or 'tapping into' something (physically or metaphorically) means opening a tap to encourage the good stuff inside to flow out, e.g. molten metal from a furnace, or wisdom or advice from a person or group with previous valuable experience.