According to the theme of the fragment, it can be inferred that the underlined phrase refers to the purpose of We are thinking and considering changing the bus system (option A)
To identify the purpose of the underlined sentence we must follow the following steps:
According to the above, it can be inferred that the sentence that expresses the underlined idea more directly is A. We are thinking and considering changing the bus system.
Learn more about fragment in: https://brainly.com/question/14127090
#SPJ1