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多项选择题 Which two methods, inserted independently at line 17, correctly complete the Sales class?()

A、double getSalesAmount() { return 1230.45; }

B、public double getSalesAmount() { return 1230.45; }

C、private double getSalesAmount() { return 1230.45; }

D、protected double getSalesAmount() { return 1230.45; }

  • B,D
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