Q. Which of these is a built-in Django app? (A) django.contrib.auth (B) django.main.api (C) django.bootstrap.view (D) django.mysql.models 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) django.contrib.auth Explanation: django.contrib.auth is a built-in app for authentication.