In this task, you are given a sentence from the research paper and the category to which it belongs. Your task is to classify whether the given category is correct or not by providing "True" and "False", respectively. Here are the definitions for the categories: Background (Why is this problem important? What relevant works have been created before? What is still missing in the previous works? What are the high-level research questions? How might this help other research or researchers?), Purpose (What specific things do the researchers want to do? What specific knowledge do the researchers want to gain? What specific hypothesis do the researchers want to test?), Method (How did the researchers do the work or find what they sought? What are the procedures and steps of the research?), or Finding (What did the researchers find out? Did the proposed methods work? Did the thing behave as the researchers expected?). ",
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Question: Sentence: New variants of infectious bronchitis virus ( IBV ) have emerged in Australia despite its geographical isolation and intensive vaccination programs. 
 Section: background

Answer: True


Question: Sentence: but had fallen below the level of detection from all surfaces at 24 h. 
 Section: finding

Answer: True


Question: Sentence: Acute exacerbation of COPD ( AE-COPD ) is commonly associated with upper and lower respiratory viral infections and may result in respiratory failure in those with advanced lung disease. 
 Section: background

Answer:
True