Swiffer came out with a series of commercials showcasing different people receiving a box on their doorstep containing a Swiffer Duster with 360-degree rotation and an extendable handle. The commercials are promoting the features of the Swiffer Duster, which include ________.
1) Easy-to-use design
2) Microfiber technology
3) 360-degree rotation
4) Extendable handle