(Question)
Choose between "closet floor" and "vanity top". Question: Rolling an earring across a closet floor is rough, but rolling it across a vanity top is smooth. This means the earring can roll a greater distance over the (A) closet floor (B) vanity top
(Answer)
vanity top

(Question)
Choose between "shower floor" and "slip and slide". Question: Jen learned that a shower floor is less smooth than a slip and slide by rolling her glass marble across them. The glass marble creates less heat when rolling over (A) shower floor (B) slip and slide
(Answer)
slip and slide

(Question)
Choose between "clean floor" and "dirty floor". Question: Baby Boo Boo crawled easier across the clean floor than the dirty floor. The clean floor has (A) more smoothness (B) less smoothness.
(Answer)
clean floor