Q. What does the `each_key` method do when called on a hash in Ruby? (A) Iterates over each key-value pair in the hash (B) Iterates over each key in the hash (C) Iterates over each value in the hash (D) None of the above 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) Iterates over each key in the hash