When Using Creative Dimension Filtering, What Steps Must Be Taken To Generate Dynamic Previews Correctly?

• Enter the creative sizes as comma-separated values, select the corresponding creative sizes, and click “Apply”
• Enter the creative size and click “Apply”
• Enter one creative size, select the creative for that size, and click “Apply”
• Select all creative sizes and click “Apply”

Answer : C/ Enter one creative size, select the creative for that size, and click “Apply”