Its B, Because, Present perfect progressive is when you say this, jake has been playing. Past is definitely not, and if past is not it than d wouldnt be it.
Answer:
And to Think That I Saw It on Mulberry Street
Explanation:
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.