Which word means "required by law or rule; compulsory"?
✓ Correct Answer: Option C
"Mandatory" means required by law, regulation, or authority — compulsory and not optional.
📚 About This IELTS Exam Prep Practice Question
This 2-level IELTS Exam Prep question from the Vocabulary topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.
How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free IELTS Exam Prep practice test or use flashcards for spaced repetition review.