B. They suggest a sense of space with resonating power. "Wild and free" sounds powerful and since it is desert and the forest, it also implies space. Hope this helps.
lets see, okay its B im not good at explain sorry!
Answer: B. That dog, the fluffy black one is the new dog we just adopted
Explanation:
There is gonna be a pause right next to "that dog"
Hope that helped, but please don't be mad if its wrong :)