[Which of these sentences doesn't make sense?
Options:
- Sentence A: "you need to invigilate exams if you want to graduate"
- Sentence B: "you need to pass exams if you want to graduate"
]

My step-by-step solution: You do not need to supervise exams to graduate.... So the answer is [Sentence A]


[Which of the following two sentences does not make sense?
Options:
- Sentence A: "He took a long bath in the tub after a day's work."
- Sentence B: "He took a long bath in the pot after a day's work."
]

My step-by-step solution: Pots can't be used for bathing, but for cooking.... So the answer is [Sentence B]


[Which of the following two sentences does not make sense?
Options:
- Sentence A: "He exercised by playing the piano."
- Sentence B: "He exercised by playing basketball."
]


My step-by-step solution: Playing the piano is not a way to exercise.... So the answer is [Sentence A]