symptoms experienced by people who do have dementia. Adapted from various sources The paragraph preceding text 2A likely talk about A common types of dementia. A B general concept of dementia. B C factors and causes of dementia. D example case of mixed dementia. D E cognitive training for people with

The answer is **B. general concept of dementia.**Here's why:* The text you provided focuses on "symptoms experienced by people who do have dementia." This strongly suggests that the preceding paragraph was likely setting the stage by discussing the general concept of dementia. Let's look at why the other options are less likely:* **A. Common types of dementia:** While the paragraph might have mentioned types, the focus on symptoms implies a broader discussion of dementia itself.* **C. Factors and causes of dementia:** While causes and factors are important, the emphasis on symptoms suggests a more general overview of the condition.* **D. Example case of mixed dementia:** A specific case would likely be discussed in a later section, not as a lead-in to symptoms.* **E. Cognitive training for people with dementia:** Cognitive training is a treatment approach, not a general concept of dementia. **In conclusion, the most logical assumption is that the preceding paragraph provided a general explanation of dementia before delving into its symptoms.**