Read the following passage from The First Men in the Moon, then answer the question below. She was a talkative body, and among many other particulars learnt she had never been to London. "Canterbury's as far as ever I been," she said. "I'm not one of your gad-about sort."

"How would you like a trip to the moon?" I cried.

"I never did hold with them ballooneys," she said evidently under the impression that this was a common excursion enough. "I wouldn't go up in one--not for ever so."

Which of the following themes could be supported by the excerpt?

"the bravery of explorers"
"the value of exploration"
"the oppression of women"
"the simplicity of rural life"