D Deepika 🎓 Tutor III ⭐ 5.98K Points 📊 English Q. Idioms and phrases for- as hard as nails (A) powerful (B) unrelenting (C) fearsome (D) strict 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) unrelenting You must be Logged in to update hint/solution 💬 Discussion 💬 Comment