The process of combining information from various sources, including grouping them by which sources agree or disagree, is called synthesizing.
Here's a breakdown to help you understand better:
1. Synthesizing involves taking information from different sources and combining it to create a cohesive whole.
2. It includes analyzing the sources, identifying common themes, comparing different perspectives, and forming a new understanding or insight.
3. This process helps you to integrate diverse viewpoints and form your own conclusions based on the information gathered from various sources.
Therefore, in the context of the question, the correct answer is:
O D. synthesizing