Sentence Correction (SC) | Re: Architects and stonemasons, huge palace and temple clusters were built

(C) the Maya built huge palace and temple clusters without the benefit of animal transport or the wheel

How do the following two forms differ in meaning?

Given sentence: "without benefit of the wheel or animal transport"
Correct option (C): "without the benefit of animal transport or the wheel"

Please correct me if I am wrong:

The given sentence implies:
without the benefit of the wheel, or
without the benefit of animal transport

Whereas,
...

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