If the example I gave is what you mean by the question, then it would be a comma. I hope this helps!
Ex:
"It gives us goosebumps",
Answer:
D. Being actively involved in class brings greater student success.
One way to revise for word choice is by Reviewing the evaluative modifiers.
Answer:
Eleanor of Aquataine was among the most powerful women of the 12th century. She controlled an extensive estate, became queen of France and then England, and gave birth to one of England's most famed rulers, Richard the Lionheart.