Teacher: Which of the following two sentences does not make sense?
Options:
- Sentence A: "Plants regulate themselves in harsh environments."
- Sentence B: "Plants migrate at any time in harsh environments."

Student: Plants have roots and they are cannot move as animals do.
The answer is Sentence B.

Teacher: Pick which sentence is not logical.
Options:
- Sentence A: "Global warming shouldn't attract people's attention"
- Sentence B: "Global warming should attract people's attention"

Student: Global warming has resulted in threats sustainable development of human beings.
The answer is Sentence A.

Teacher: Choose the sentence that goes against common sense.
Options:
- Sentence A: "Different people have different appearances."
- Sentence B: "Different people have the same appearance."

Student: If two people are different, they will never have the same appearance, as only identical people can look the same.
The answer is Sentence B.

Teacher: One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "The father asked his 8-year-old son to buy a packet of cigarette."
- Sentence B: "The father asked his 8-year-old son to buy a packet of salt."

Student:
Eight year olds are not allowed to buy cigarettes.
The answer is Sentence A.