What will be the output of the following PHP code ? <?php $city_west = array("NYC", "London"); $city_east = array("Mumbai", "Beijing"); print_r(array_replace($city_west, $city_east)); ?>

Array ( [1] => Mumbai [0] => Beijing )

Array ( [0] => NYC [1] => London )

Array ( [1] => NYC [0] => London )

Array ( [0] => Mumbai [1] => Beijing )

What will be the output of the following PHP code ? <?php $city_west

1.	What will be the output of the following PHP code ? `<?php $city_west = array("NYC", "London"); $city_east = array("Mumbai", "Beijing"); print_r(array_replace($city_west, $city_east)); ?>`
A.	Array ( [1] => Mumbai [0] => Beijing )
B.	Array ( [0] => NYC [1] => London )
C.	Array ( [1] => NYC [0] => London )
D.	Array ( [0] => Mumbai [1] => Beijing )
Answer» E.