Question: =+1. Why are layers important in subsystem design? Choose all options that apply. (a) They make it easier to change the implementation (b) They reduce

=+1. Why are layers important in subsystem design? Choose all options that apply.

(a) They make it easier to change the implementation

(b) They reduce the number of classes in the implementation

(c) They increase reuse

(d) They reduce complexity

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