R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Microsoft Excel Q. Files created with Lotus 1-2-3 have an extension (A) WK1 (B) 123 (C) XLS (D) DOC 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) 123