In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided oni) bottom face near counterfortii) top face near counterfortiii) bottom face near centre of spaniv) top face near centre of span The correct answer is

• A. both (ii) and (iii)
• B. both (i) and (iv)
• C. only (ii)
• D. only (i)

Answer: (B)