MCQOPTIONS
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MCQOPTIONS
| 1. |
How can you make a property optional in Swift? |
| A. | You have to declare a question mark & in the code to make a property optional |
| B. | You have to declare a question mark ? in the code to make a property optional |
| C. | You have to declare a question mark ?? in the code to make a property optional |
| D. | None of the above |
| Answer» D. None of the above | |