The false statement regarding orientation mark.
(a) The orientation mark coincides with one of the centering marks
(b) Represents the direction to which sheet is placed
(c) Orientation mark can be used for the orientation of drawing sheet on the drawing board
(d) Facilitate positioning of the drawing for reproduction purpose
This question was addressed to me during an interview.
I would like to ask this question from Sheet layout, Types of Machine Drawing and Free-Hand Sketching in section Drawing Instruments, Sheet Layout & Free-Hand Sketching of Engineering Drawing