 
			 
			MCQOPTIONS
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				| 1. | Aggregation is which of the following? | 
| A. | Expresses a part-of relationship and is a stronger form of an association relationship. | 
| B. | Expresses a part-of relationship and is a weaker form of an association relationship. | 
| C. | Expresses an is-a relationship and is a stronger form of an association relationship. | 
| D. | Expresses an is-a relationship and is a weaker form of an association relationship. | 
| Answer» B. Expresses a part-of relationship and is a weaker form of an association relationship. | |