I have the 2021 GMAT Official Guide (was forced to buy it because that was the only one available as an ebook - due to current delivery issues). I noticed that the problem list for the 2020 Official guide was published only a few months back. When would it be possible to get the problem list for the...

A certain OG Verbal sentence correction question explanation refers to 'direct modifiers'. The explanation says that, in general, direct modifiers should not be separated from the word they modify, if possible. What are direct modifiers exactly? Are they just prep phrases without a comma? Why does t...

The explanation is for SC 840 in OG 2020. I see. Does this mean that when two noun modifiers are essential, the modifier which maintains the intended meaning of the sentence should be placed closest to the noun? Also, would this hold only for noun modifiers? Or is this a general essential vs non-ess...