In this task, you're given context and an answer. Your task is to generate the question for this answer based on the given context with commonsense reasoning about social situations..

[Q]: Context: There were already a hundred people outside the concert, so Aubrey waited in line impatiently. 
 Answer: arrive at the concert venue
[A]: What did Aubrey need to do before this?


[Q]: Context: Sydney felt like a failure but wanted to pass the bar exam eventually after more tries. 
 Answer: study hard
[A]: What does Sydney need to do before this?


[Q]: Context: Aubrey asked Tracy questions about politics to understand them better. 
 Answer: understand
[A]:
Why did Aubrey do this?