P Praveen Singh 🎓 Tutor III ⭐ 36.81K Points 📊 Geography Q. The rocks of the Paleozoic Era are known as (A) Shale (B) Graphite (C) Granite (D) Light limestone 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) Shale You must be Logged in to update hint/solution 💬 Discussion 💬 Comment