In order to seize an item in plain view, an officer must:

Answer: In order to seize an item in plain view, an officer must have a reason to believe that it is connected with criminal activities.

Explanation:

According to the plain view doctrine, an exception to the United States Fourth Amendment's warrant requirement, a police officer is allowed to seize items that are not originally described in a warrant, provided that he observes the items in a plain view. He must also have a reason to believe that the item is connected with criminal activities.