This question is about two closely related design patterns, i.e., The Iterator Pattern and The Generator Pattern. We want to use these patterns to help us get AAAAA tourist attractions, given a list of attractions of all levels in China (i.e., A, AA, AAA, AAAA, and AAAAA). Read the following code carefully, and answer questions. Page 9 of 12 CONT'D Introduction to Object-oriented Analysis and Design Fall 2022 (a) (2 points) In the above code, we imported three classes, i.e., Iterable, Iterator and Generator. All of them are Abstract Base Class. Answer True or False. (b) (2 points) Complete the definition of property fiveA such that it allows the following Note: You must use the given class method filter to avoid code duplication