B, c, and d because it's the name of a place.
The etymology of the word impose includes:
> in (Latin) meaning in or upon + ponere (Latin) meaning put = imponere (Latin) meaning inflict or deceive or poser (Old French) meaning "to put". Therefore, the answer is option D. To put.
Building a fire is an act of technical skill and technology, and fire in literature has also often been used as a symbol of knowledge. The building of a fire thus symbolizes life in the story, but also life through human knowledge, skill, and technology.
Elaborate on your question.