Respuesta :

Hello there! 
In chapter 15 of the book "Frightful's Mountain" the setting was in fall. This shows that animals are starting to hibernate. A problem faced by Sam is that when he tried to start a fire overtime, he figured out that it didn't work. 
hope this helped

It should be noted that the challenges that Sam frightful and mole face in chapter 15 include:

1) Skri and Bate arrive impersonating park rangers, they've come to poach.

2) The poachers try to kill Mole, and Sam finds out they're staying near John Burroughs house.

3) Sam gets the license plate number for Skri and Bate's truck and reports them.

4) The police arrive and arrest the poachers.

It should be noted that a challenge simply means a difficulty that a character faced. The above shows the challenges that Sam frightful and mole face in chapter 15.

Learn more about challenges on:

https://brainly.com/question/1518893