Which is not the essential quality of a good surveyor?

• A. The quality surveyor must be well versed with the drawings of work
• B. He should be able to read the drawing correctly and bill the quantities accurately
• C. He should have a thorough knowledge of the construction procedure to be adopted, the various items of works involved in the execution and the different materials to be used in the work
• D. Oral representation of schedule to be priced by tenderor