Answer:
In lines 97-98 there is a simile "the notch is just like the pipe of a great pair of bellows" the notch is like the instruments to increase the draft of a fire
It is answer A because the speaker cannot understand what he did wrong.
To be near the source of raw materials because these are your first priority as a producer. The market is an important factor too, since you need customers that other firms will conceive so you can grow too. You need a reliable source that will help you grow by attracting more customers, so being near one of these sources is going to help both your factory AND your source which will stay with you. Being near your raw materials could save you delivery costs too, since they don’t have to be exported from abroad. If your raw materials are close, then you can spend more money on production and advertising costs rather than delivery. Proximity to the market also means better understanding of your competition and helps you reach your target market better.
Person Vs. Self. Brian sometimes looses hope that he will ever get rescued from the wilderness. He struggles with self pity and even tries to commit suicide by cutting himself with the hatchet.