C Chandani 🎓 Tutor II ⭐ 10.97K Points 📊 Reasoning Q. In the series 3, 9, 15, ...... what will be the 21st term? (A) 117 (B) 121 (C) 123 (D) 129 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (C) 123 You must be Logged in to update hint/solution 💬 Discussion 💬 Comment