a. In general terms, explain how to differentiate an N:M strong entity pattern from an association pattern.
b. Explain why two entities are needed to model multivalued attributes.
c. How do the forms in Figures 5-26 and 5-28 differ? How does this difference affect the data model?
![2393_ae81b5a8-435a-4eb4-b3d7-4e8cabb35553.png](https://secure.tutorsglobe.com/CMSImages/2393_ae81b5a8-435a-4eb4-b3d7-4e8cabb35553.png)
![699_b9a15ff6-1cf1-47ea-b13d-c48434fad457.png](https://secure.tutorsglobe.com/CMSImages/699_b9a15ff6-1cf1-47ea-b13d-c48434fad457.png)