What is a Smart Filter and how do you apply it to a Smart Object?

What is a Smart Filter and how do you apply it to a Smart Object?

• A. A Smart Filter is a non-destructive filter attached to a Smart Object; apply by converting a layer to a Smart Object and choosing Filter > [type], which appears as a filter mask under the Smart Object.
• B. A Smart Filter is a permanent raster effect applied to any layer.
• C. Smart Filters can only be used with text layers.
• D. Smart Filters apply only at export time.

Answer: (A)