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Question:What is the output?<?php 
$array = array("x"=>"10","y"=>20, "z"=>30); 
$values=array_flip($array); 
print_r($values); 
?>

A Array ( [x] => 10 [y] => 20 [z] => 30 ) 
B Array ( [10] => x [20] => y [30] => z ) 
C Array ( [0] => x [1] => y [2] => z ) 
D Array ( [x] => 30 [y] => 20 [z] => 10 )

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Question:What is the output?<?php $array = array("x"=>"10","y"=>20, "z"=>30); $values=array_flip($array); print_r($values); ?>

A Array ( [x] => 10 [y] => 20 [z] => 30 )

B Array ( [10] => x [20] => y [30] => z )

C Array ( [0] => x [1] => y [2] => z )

D Array ( [x] => 30 [y] => 20 [z] => 10 )

B

Question:What is the output?
<?php $array = array("x"=>"10","y"=>20, "z"=>30); $values=array_flip($array); print_r($values); ?>