Why would dbm / cpm sessions reported in the All Traffic > Source/Medium report differ from the number of sessions reported in the Acquisition > Google Marketing Platform > Display & Video 360 reports? (select two)

The All Traffic > Source/Medium report does not include view-through sessions
The All Traffic > Source/Medium report uses the Google Analytics attribution model (GA Model) while the Acquisition > Google Marketing Platform > Display & Video 360 reports use the Campaign Manager attribution model (CM Model)
The All Traffic reports use the date range set in Google Analytics while the Acquisition > Google Marketing Platform > Display & Video 360 reports report sessions during the lookback window
The All Traffic > Source/Medium report may be sampled while the Acquisition > Google Marketing Platform > Display & Video 360 reports are always unsampled