M Mr. Dubey 🎓 Coach ⭐ 102.92K Points 📊 Angular Q. What is `zone.js` used for in Angular? (A) To track async operations and trigger change detection (B) To write templates (C) To handle dependency injection (D) To build animations 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) To track async operations and trigger change detection Explanation: `zone.js` is a library used to patch async operations and notify Angular to run change detection.