[Q]: The man made an error in his calculations.
What is the cause?

[A]: His work was hasty.


[Q]: The man contemplated the painting.
What is the effect?

[A]: He felt in awe.


[Q]: The bartender refused to serve the patron.
What is the cause?

[A]: The patron was drunk.


[Q]: I was confused by the professor's lecture.
What is the effect?

[A]:
I asked the professor questions.