32.船舶艙蓋依開關方式可分為多種型式,請問附圖所示為何種類型艙蓋?(A)捲動式艙蓋(RollStowing Hatch Cover)(B)折立式艙蓋(Folding Hatch Cover)(C)滾動式艙蓋(Rolling Hatch Cover)(D)堆積式艙蓋(Stacking Hatch Cover)