Consider the following statements:
- Walls of one brick thick are measured in square meters
- Walls of one brick thick are measured in cubic meters
- No deduction in the brickwork quantity is made for openings in walls up to $0.1 \: m^2$ area.
- For the measurement of excavation from the borrow pit in a fairly uniform ground, deadmen are left at suitable intervals.
For the above statements, the correct option is
- P – False, Q – True, R – False, S – True
- P – False, Q – True, R – False, S – False
- P – True, Q – False, R – True, S – False
- P – True, Q – False, R – True, S – True