Maribel places her backpack and lunch bag on a lab table where there are lab materials. what is the safest way for maribel to arrange the items? both the personal items and the lab materials should be arranged neatly along the edge of the table. both the personal items and the lab materials should be arranged in the center of the table. the lab materials should be in the center of the table, and the personal items should be on the edge of the table. the personal items should be off the table, and the lab materials should be placed neatly away from the edge of the table.