The theme that was common in English architecture was classical. Option B is correct.
Classical architecture usually refers to architecture which more or less stemmed from the principles of Greek and Roman architecture of classical antiquity, or sometimes even more specifically, from the works of Vitruvius.
Classical architecture has deep roots in England since Roman times.
Elements of classicism re-emerged early in the 16th century in Henry VII’s tomb at Westminster and under Elizabeth I at Longleat and Caius, Cambridge.