USE case to Class Diagram - How do I?

Question

I would like your guidance on how to create classes and their relationships (generalization, association, aggregation and composition) accurately from my USE case diagram (pleas

Answer 1

It seems that there's no problem with the UC diagram.

I agree with the comment from Dave. Beside, i also want to show you my idea to make corresponding class diagram for such a UC diagram. (Just the main point shown.)