6. Pick up the correct network for the activities of pouring concrete, erection of form work, removal of form work and curing of concrete from the following:
Options
A. 1. Pouring of Concrete 2. Erection of form work 3. Curing of concrete 4. Removal of form work
B. 1. Erection of form work 2. Pouring of concrete 3. Curing of concrete 4. Removal of form work
C. 1. Removal of form work 2. Erection of form work 3. Pouring of concrete 4. Curing of concrete
D. 1. Pouring of concrete 2. Curing of concrete 3. Erection of form work 4. Removal of form work