This question is about the mental approach to writing effectively. The correct answer, B, reflects the text's suggestion that good writing occurs when one is in hot pursuit of an idea rather than searching for errors. Option A is incorrect because it suggests a mindset focused on avoiding errors, which is not conducive to effective writing. Option C is wrong because it emphasizes strict adherence to the outline, which can be restrictive. Option D is incorrect because it combines conflicting elements of being focused on the outline and flexible with ideas, which is not the ideal state according to the text.