Final answer:
During the pre-listening stage of the listening process, you research a speaker's topic to gather information and prepare for the listening activity.
Step-by-step explanation:
The stage of the listening process during which you would research a speaker's topic is the pre-listening stage. In this stage, you gather information about the topic and the speaker to help you understand and prepare for the listening activity. By researching the speaker's topic, you can gain background knowledge, key concepts, and relevant examples that will aid in your comprehension of the listening material.
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