Decoration engineering banquet hall installed large chandelier, its load category belongs to ().

(1) Covering the floor with any material will increase the surface load on the floor;

(2) Adding partition walls indoors and closing balconies is an increased line load;

(3) Adding decorative columns indoors, especially stone pillars, hanging chandeliers, and adding rockery bonsai in some parts of the room, these decorative practices increase the concentrated load on the structure.