Об­ра­зуй­те от слова EXCITE од­но­ко­рен­ное слово так, чтобы оно грам­ма­ти­че­ски и лек­си­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

"Part of the reason the news of great waterfalls in central Africa was so __________________ in the middle of the 19th century was that many people thought that the centre of the continent was a desert," he added.