Based on the context and the answer, generate a question. 

Context: It was so bad I could n't suspend disbelief . It was so bad I looked at myself afterwards and said " damn I could have been playing world of warcraft all day . " I was told today that you ca n't sneak up behind someone in a fight .

Answer:

It could trigger defensive or confrontational instincts



what may be some plausible effects of sneaking up on someone ?