A dental care products company would like to start using Campaign Manager 360 to begin a smartphone-focused mobile ad campaign. Which scenario reflects a consideration the company should be aware of when advertising on a smartphone?

A creative for an electric toothbrush is mobile-optimized and leads to their mobile company website.
A creative for organic toothpaste is large, animated, and has detailed flight specifications.
A creative for dental floss is a dynamic animation, with HTML5 assets, and needs a strong Internet connection.
A creative for mouthwash is a long-length video ad that sends users to a dental care information webpage.