Transform the word in brackets so that it fits the text lexically and grammatically. Write the answer in capitals.

Early in her reign, Queen Victoria and her husband, Prince Albert, had a plan to hold a great world-wide exhibition of modern art and design. Sir Joseph Paxton, a botanist and landscape ______________, won the competition to create the central exhibition hall. The _____________ he produced is still admired by architects today. Although at that time many thought it was __________________ to realize such a project. In 1851, Paxton constructed his Crystal Palace — an ______________ glass and iron pavilion, over a third of a mile long, with 800,000 square feet of floor space. The construction was an ultramodern iron frame with glass panels. The exhibition was very __________________ \(SUCCESS\) — it drew over six million visitors. _________________, it was taken apart in 1854.