Respuesta :
There are no reasonable descriptions on the list of choices you provided.
A few plausible causes might include . . .
-- Objects with greater mass were lifted to the same shelf.
-- More force was used to slide the crates the same distance along the floor.
-- The boss was in town that day.
A few plausible causes might include . . .
-- Objects with greater mass were lifted to the same shelf.
-- More force was used to slide the crates the same distance along the floor.
-- The boss was in town that day.