decorator pattern 1. 10 ¢ design: which classes must be included? story as a user i want a...

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Discussion  Not B : “weekend planner” is the app itself; don’t need a class for that. Design comes from scenarios, not Story. “Weekend” is not a stable concept (3-day weekends), or it’s possibly two things (Saturday and Sunday), if used to extract plans on the two separate days.  Not C : Saturday and Sunday are instances of type/class Day, not classes themselves  Best answer: A (note the question “which classes must be included ; we also need a Day class) 3

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