QUESTION $3(15$ marks$)$

A$.$ Given a struct called Person that has two data members' citizenship and age, write the C$++$ code that would create a struct variable p$1$ of type Person. Assign a country to the citizenship data member and assign an age to the age data member then display both data members to the screen. $[5$ Marks$]$B$.$ Given the following UML Class Diagram, write the class declaration and definition code. In the main$()$ function instantiate two objects of this class, one using the default constructor and the other using the parameterized constructor. Call the displayAeroplane$()$ function on the object created with the parameterized constructor. $[10$ Marks$]$

$\backslash$table$[[$Aeroplane$],[-$model: string$],[-$seats:int$],[+$Aeroplane$()],[+$Aeroplane$($m:string, $s$: int$)],[+$setModel$($m:string$)$ : void$],[+$setSeats$($s:int$)$ : void$],[+$getModel$()$ : string$],[+$getSeats$()$ : int$],[+$displayAeroplane$()$ : void$]]$