Padratoos cow first run WIP

We are working out on animation for a dairy company called padratoos, it's made of two scene around 20 second.

here's our references:

the storyboard is:

2D block animation:

and finished animate scene 1 :

please help us to select one of these versions of animation. which pulling down simulation is better, A or B ?

here is the final version of scene 1: