For ordinary buildings of cheap construction, the ________ of roof surface is done at the time of laying cement concrete.
(a) Finishing
(b) Brushing
(c) Plastering
(d) Painting
I got this question during an online exam.
My enquiry is from Water Leakage in portion Damp Proofing, Water Proofing and Termite Proofing of Construction & Building Materials