Multi-select problem: How does the next paragraph end?

A little girl is kneeling in sand. The girl scoops some sand. the girl

Available choices:
[a]. picks up well piled sand and adds it to the two bags.;
[b]. pours over the sand while still looking to the camera.;
[c]. puts the sand down and makes a castle.;
[d]. dips the sand into a decorative cup.;
[c].