A FINE TOMB,..., MARKS THE GRAVE OF THE POET CHAUCER. A. WHICH IN...

25. A fine tomb,..., marks the grave of the poet Chaucer. A. which in the fifteenth century was erecting B. erecting in the fifteenth century C. erected in the fifteenth century D. being erected in the fifteenth centuryII. Choose the underlined part among A, B, C or D that needs correcting.