What is the difference between a search for 'physical contraband' and digital data?

What is the difference between a search for 'physical contraband' and digital data?

• A. Physical contraband can be seized with probable cause or consent; digital data requires appropriate warrants and privacy protections.
• B. Physical contraband can be searched without any probable cause if suspected.
• C. Digital data is always exempt from warrants.
• D. Physical contraband and digital data are governed by the same rules without privacy protections.

Answer: (A)