Waht pouring methods is shown in the figure?

The double-pour methods in which an anatomic portion of the cast is poured first, followed by mix of plaster

The single-pour methods in which a large amount of plaster is added at single time

The box-and-pour methods in which the impression is surrounded with a box made from boxing wax

The inverted-pour methods in which the base of material is placed on the tile to invert the impression