R Roshan 🎓 Extraordinary ⭐ 2.52K Points 📊 PHP Q. What is the main purpose of PDO in PHP? (A) Session handling (B) Database abstraction (C) File handling (D) Encryption 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) Database abstraction Explanation: PDO provides a consistent interface for multiple databases.