K Kartik Sharma 🎓 Tutor III ⭐ 8.30K Points 📊 Angular Q. Which operator is best for sequential HTTP calls? (A) mergeMap (B) switchMap (C) concatMap (D) forkJoin 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (C) concatMap Explanation: concatMap ensures sequential execution.