Which situation best illustrates “burning the midnight oil”?

• The idiom "burning the midnight oil" means – Working or studying late into the night.​burning the midnight oil (idiom)English Meaning: staying up late at night to work or study.Bangla Meaning: গভীর রাত পর্যন্ত কাজ বা পড়াশোনা করা।Example Sentence:- She was burning the midnight oil to finish her project before the deadline.​Correct answer: ক) Studying for exams until 2 AM.​Source:- Cambridge Dictionary.- Accessible Dictionary by Bangla Academy.