The thing which Gramholm use to end her remembering Rosa Parks' speech was a salute.
<h3>What is a Speech?</h3>
This refers to the formal talk that is given to a group of people about a particular text
Hence, we can see that the action that Gramholm used to end her speech about remembering Rosa Parks was that she gave a salute and this was a resounding gesture.
Read more about Rosa Parks here:
brainly.com/question/2856680
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