How did thwy get rhw dogs to sit up and cross legs in lance cracker commercial?

They used the magic oflove and friendships and dog treats and training and CGI.

In the commercial of Lance Cracker, it features a little girl sitting on the porch between two bulldogs. In the advertisement, both dogs sit up and cross legs. The dogs were trained to cross legs exactly when the girl does it. Training dogs couldn't have been easier, because they are the mischief one. Dogs were given treats while training.  

answer; statuesque figures that cast shadows);

the above mentioned statements talks about the creativity of an artist and to what extend they can utilize and experiment on the objects provided.   differing size and subjects are given so that an image of wisdom is created. displaying a transition from light to dark in something by darkening sections in order to create a shadow. and lastly, putting bits and pieces together to formulate a new image.