R Rakesh Kumar 🎓 Hard Worker ⭐ 28.44K Points 📊 Docker Q. What is the purpose of the ARG instruction in a Dockerfile? (A) To define build-time variables (B) To set environment variables (C) To specify the working directory (D) To copy files into the container 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) To define build-time variables Explanation: The ARG instruction defines build-time variables that can be passed during the image build process.