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Consider the following UML and the corresponding suggested implementation . Find all the coupling between classes; make sure to identify the type of the coupling

ConsiderthefollowingUMLandthecorrespondingsuggestedimplementation.
Findallthecouplingbetweenclasses;makesuretoidentifythetypeofthecoupling.
Redesignthemodelinordertodecreasethecouplingasmuchaspossible.
\table[[Controller],[-db:DB],[+create(stringid,int):void]]
publiccreate(stringid,int)
{
accountac=newaccount(id);
db.add(ac,;
}
\table[[DB],[+add(account,int):void],[+connect():void],[+disconnect():void],[]]
publicadd(account,int)
{
if

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