Thursday Morning Riddle

I’m a holder of briefs; or a shelving for books;
I’m a trial in court; or the argument hooks;
A particular instance where one study looks;
And a survey of places by wannabe crooks.

Who am I?

UPDATE: Riddle solved by Asher. See comments for answer.

2 Responses to “Thursday Morning Riddle”

  1. Asher Says:

    Case

  2. Bill Says:

    CASE is correct. Way to go, Asher!

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