(I) We have moved backwards in the last 50 or so years. (II) An international collaboration similar to the one that gave birth to Concorde is unthinkable under present day conditions. (III) Its not that the technology isnt available or even that a prestigious aircraft wouldn't be financially viable. (IV) The story of Concorde's long and challenging journey to full commercial flight certification is one of the most notable developments in aviation history. (V) Its more that the will and daring that made Concorde possible arent part of the scene today, In the way they were in the 1960s.
A) I B) II C) III D) IV E) V