George，Frank，Peter，Betty和Susan正在各自打算去参观一座名塔。请仔细阅读题中的个人情况说明和A到E五座名塔的介绍，选出符合各人要求的最佳选项。
Susan is a college student. She is on holiday 'in July and would like to visit the tallest tower of     the five below.
George, a student of history, is ready to write a paper on old towers. He is going to visit one in Europe.
Betty, a teacher from Australia, likes shopping very much. She is thinking of buying different things for her students.
Frank, from America, is traveling around the world. His last stop is to visit a tower where he can spend the night.
Peter is interested in plants and animals. He is now looking for a tower where he can see fish and other water animals.