Q. A CST-9 sleeper consists of ? (A) two inverted pots on either side of the rail seat (B) a single two way key on the gauge side (C) both (a) and (b) (D) none of the above 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (C) both (a) and (b)