Answer: The sequence signal word that appears within the sentences is B. first.
Explanation: Signal words are used to connect the ideas presented in one or more sentences. Moreover, they can establish different relationships between ideas. For example, <u>signal words can be used to indicate sequence, that is to say to show that some events take place before others. </u>In the passage provided, the sequence signal word that appears within sentences is "first" since <u>it shows that there is an order of events</u>. In other words, "first" indicates that Chen decided to wash her hands before doing something else (eating).
A doesn't make sense since McDonald's is anything but healthy, B also doesn't make sense because kids aren't trying to be "financially independent" usually, and D doesn't make sense either since they never mention corporate values, so I believe that C is the correct answer
