Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: Mountains are tall and 5 minutes are not enough but you maybe clime a hill in 5 minutes.
The question and answer:
Pick which sentence is not logical.
Options:
- Sentence A: "He climbed a hill in 5 minutes."
- Sentence B: "He climbed a mountain in 5 minutes."

The answer is Sentence B