question in book:
Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "Brushing your teeth three times a year is good for your dental health."
- Sentence B: "Brushing your teeth three times a day is good for your dental health."

standard solution:
Brushing your teeth three times a year is too liitle to do any good to your teeth.
The answer is Sentence A.

question in book:
Which of the following sentences is nonsensical?
Options:
- Sentence A: "The giraffe walked into the living room."
- Sentence B: "The girl walked into the living room."

standard solution:
A giraffe is too tall to fit through a door.
The answer is Sentence A.

question in book:
One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "Leaves fall from fence branches during autumn"
- Sentence B: "Leaves fall from tree branches during autumn"

standard solution:
Fences are not alive and therefore cant have brances to grow leaves.
The answer is Sentence A.

question in book:
One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "human's teeth are black naturally"
- Sentence B: "human's teeth are white naturally"

standard solution:
Human teeth are made of a calcium compound which is naturally white.
The answer is Sentence A.