53. In which one of these cases, the doctrine of ultra vires was laid down ________ October 4, 2025 by Admin A. Ashbury Railway Carriage & Iron Co. Ltd. v/s. Riche. B. Royal British Bank v/s. Turquand. C. Derry v/s. Peek D. Oax v/s. Turquand and Harding. ✅ The correct answer is option A.