To answer this question, let's go through each option to understand why it is correct or incorrect:
Option A) Slow queries - This option is correct because one of the reasons for switching to a solution using Business Intelligence is to address slow queries. Business Intelligence tools can optimize query performance and provide faster access to data.
Option B) Disparate Data sources - This option is incorrect. While disparate data sources can be a challenge, it is not a specific reason for switching to a solution using Business Intelligence. Business Intelligence can help consolidate and analyze data from different sources, but it is not the primary reason for switching to such a solution.
Option C) Invalid / Inconsistent report data - This option is incorrect. Although Business Intelligence can help improve data quality and consistency, it is not the main reason for switching to a Business Intelligence solution.
Option D) Availability of data to all users - This option is incorrect. While Business Intelligence solutions can provide access to data for all users, it is not the primary reason for switching to such a solution.
The correct answer is A) Slow queries. This option is correct because one of the primary reasons for switching to a solution using Business Intelligence is to address slow queries and improve query performance.