I was also wondering the same thing.
I actually asked to the "customer service" on mba.com, they said the for each test center the equipment may be different, so they suggested I should call/visit the particular center and ask them.

Hope this helps

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Source: MG SC ed.4 page 93. In Action #6 Well-informed people know that Bordeaux is a French region whose famous export is the wine that bears its name. Since this is the correct answer the possessive pronoun its must be unambiguously referring to "French region" - what is the reasoning/ru...