The correct sequence of these activities is________________?_x005F_x000D_Consider the following activities in a building construction?_x005F_x000D_1. Concreting of roof slabs_x005F_x000D_2. Brick-jelly lime concrete terracing_x005F_x000D_3. Erection of form work for slab_x005F_x000D_4. Construction of parapet wall in terrace

• A. 1,3,2,4
• B. 3,1,4,2
• C. 3,1,2,4
• D. 1,3,4, 2