Which of the following specifications are not correct with reference to brickwork?a. Brickwork shall be done in such a way that all joints are full of mortar.b. For all exposed brickworks, double scaffolding having two sets of vertical supports shall be provided.c. Bricks required for brick masonry with mud mortar need not be soaked.

• A. a and b only
• B. a and c only
• C. b and c only
• D. None of these