Choose two statements that are right. a) If you overlay your sitemap with your logfiles, you may see a lack of internal links that shows that the site architecture is not working properly b) Combining data from logfiles and webcrawls helps compare simulated and real crawler behavior c) It is not a good idea to combine different data sources for deep analysis. It’s much better to concentrate on just one data source, e. g. logfile Choose the wrong statement. a) Proper pagination is required for the overall good performance of a domain in search results b) Pagination is extremely important in e-commerce and editorial websites c) It is important to have all sub-pages of a category being indexed.