I would say that the passage which best suggests an indirect cause is B) Jack slew the giant because he sold the cow for magic beans.
Him selling the cow wasn't the direct cause for him killing the giant, but it happened indirectly.
The answer to your question is D. The People!
Hope this helps you out! :)
Please show us the list you're referring to.
Answer:
E: House
F: Kicker
I think so i'm not sure. Honey Boo