You can disable PDF review types which don't use the DC review service by creating a standalone plist file wth the key shown below. Place the plist file named com.adobe.acrobat.FeatureState.plist in /Library/Application Support/Adobe/Acrobat/DC/Preferences/. Once deployed, the legacy review types will not be available when a user choose Tools > Send for Review. Download the example file.

Summary table

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Top > LegacyReview > Legacy Reviews >
Data type	0 (bool)
Default
Version #	Oct. 2018 (both tracks)
User Path	Refer to the example file.
Lock Path	Not lockable
Summary	Specifies whether to disable review types which do not use Document Cloud.
Details	Possible values include: 0: Disable legacy reviews.
GUI mapping	N/A