In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.

Context: Whatdya get @taylorswift13 for her concert? #Catcakes of course! Thanks @sprinklescandac for making this happen. 😂 — Reese Witherspoon (@RWitherspoon) August 27, 2015 Answer: @sprinklescandac
who helped reese witherspoon get the cat cakes

Context: Emma Watson asks for barricade to be removed so she can greet marchers. This is something you don't see every day. # Julian Routh (@julianrouth) January 21, 2017 Answer: marchers
who does she want to greet?

Context: If you’re watching @NBCSVU tonight, take the pledge to stop sexual assault and violence at . Vice President Biden (@VP) September 29, 2016 Answer: sexual assualt and violence

what is the pledge to stop?