How does the setting affect the speaker's decision to accept Sam McGee's request?

a. The setting of the crematorium scares the speaker into granting Sam McGee's request.

b. The setting of Lake Lebarge makes the speaker want to make Sam McGee happy.

c. The setting of Tennessee makes the speaker want to return there with Sam McGee.

d. The setting of the Arctic trail has its own rules that the speaker wants to honor.