I feel like there needs to be more information in order to answer this question.
Answer:
fear and self-preservation
Explanation:
He built a trap for the dogs and he was afraid it might now work but it did and he's keeping himself alive which is self-preservation
Answer:
wait give me more detail pls
Explanation:
Answer: hadn't they?
Explanation:
We can add question tags like isn't it?, can you? or didn't they? to a statement to make it into a question. Question tags are more common in speaking than writing.
We often use question tags when we expect the listener to agree with our statement. In this case, when the statement is positive, we use a negative question tag.