Regarding plane-table survey, which of the following statements does not hold?
(a) All the plotting work including contouring can be done in the field
(b) It is quite suitable for small scale survey
(c) Less number of control points are required
(d) It can be done in all seasons
(a) All the plotting work including contouring can be done in the field
(b) It is quite suitable for small scale survey
(c) Less number of control points are required
(d) It can be done in all seasons