Consider the fotowing classes defried in a Spring sppikaton

package com.demo.company$/$ public class Addres

private String eity

private String pincode

public Address $()(//$getter and setter methods$)$

package Lage com.demo.company$/$

public class Employee

private Address address: $//$getter and setter methods$)$

Config.xml

Main class:

ApplicationContext ace new ClassPathXmlApplicationContext$("$config$.$xml$")$:

Employee el $($Employee$)$ ac$.$getBean $("$employee$")$;

System.out.println$("$City: $"+$el$.$getAddress$().$getCity$()+"$ Street: "tel.getAddress$().$getPincode$())$:

What is the output of the above code execution?

$42$

$4$

Throws NullPointerException

$$ Display city as "Los Angles" and pincode as null

Display city and pincode as null

No bean named 'address' available

Display city as "Los Angles" and pincode as $"91167"$