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Answers and rating deltas for
why to create type of parent class to store the object of child class?
| Author | Votes | Δ |
|---|---|---|
| Ron F | 1 | +2.70 |
| Robin B | 1 | +2.70 |
| Anjan Kumar GJ | 0 | -2.70 |
| Daniel Loudon | 0 | -2.71 |
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