A disadvantage with a subject directory is that users sometimes have difficulty deciding which categories to choose as they work through the menus of links presented.

Which of the following examples is the result of mining raw data to produce useful information?

A) An Excel spreadsheet listing all employees and their annual salaries in a random order B) Netflix providing you with a list of videos you might enjoy C) A printout of all sales taken from the register at the end of the day D) Raw data from questionnaires given at the mall

We reproduce the class Money here, in part:

``` class Money { public: Money( ); Money(int theDollar, int theCents); Money(int theDollars); Money(double amount);// other public members int getCents( ) const; int getDollars( ) const;private: int dollars; int cents;// other private members};Note that * is not overloaded in the class, but operator + is overloaded using an operator function with the following declaration: Money const operator+(const Money& amt1, const Money& amt2) ``` The question is, given the declarations, ``` Money baseAmount(100, 60); // $100.60 Money fullAmount; ``` which of the following operations are legal? If so, why? If not, why not? a)``` BaseAmount + 25; ``` B. ``` 25 + BaseAmount; ``` C. ``` baseAmount = 2 * baseAmount; ``` D. ``` baseAmount+baseAmount.