What does the following SELECT statement do?
```
SELECT age FROM people WHERE lastName = 'Purple'
```
a) It selects the age of the person (or people) with the last name Purple from the peo- ple table of a database.
b) It selects the value Purple from the age table of the people database.
c) It selects the age of the person with the last name Purple from the people database. d) It selects the people column from the age table with the lastName value Purple.
a) It selects the age of the person (or people) with the last name Purple from the peo- ple table of a database.
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