Consider the following activities in a building construction: 1. Concreting of roof slabs 2. Brick-jelly lime concrete terracing 3. Erection of form work for slab 4. Construction of parapet wall in terrace The correct sequence of these activities is

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

Answer: (C)