meaning
Is "its distribution" referring to Marvel or DC here? meaning :

1. DC owned the company that controlled its own distribution

or

2. DC owned the company that controlled Marvel distribution

"Marvel Comics opened up its direct sales terms, allowing a flood of new comic distributors and comic book shops to flourish. Marvel did this because it was eager to get out from under DC, which owned the company that controlled its distribution."

Question

meaning
Is "its distribution" referring to Marvel or DC here? meaning :

1.  DC owned the company that controlled its own distribution

or

2. DC owned the company that controlled Marvel distribution

"Marvel Comics opened up its direct sales terms, allowing a flood of new comic distributors and comic book shops to flourish. Marvel did this because it was eager to get out from under DC, which owned the company that controlled its distribution."

Answer

Based on the paragraph, "its" refers to Marvel..
so #2 should be the answer:
2. DC owned the company that controlled Marvel distribution

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