Survey marks need to be _____________. Question 13Select one: A. Handled with care, it is important that they are replaced by the plant operator(s) if they are inadvertently damaged/ destroyed during clearing operations. B. Amalgamated - combining the construction and cadastral survey marks will facilitate the road construction process. C. Set-out according to job requirements, such as typically placing bench marks at less than 1 kilometre intervals. Incorrect D. Differentiated in terms of the original survey offsets and the TBMs