What is the output of the following code?
class Bar {
private $a= ‘b’;
public $c = ‘d’;
}
$x = (array) new Bar();
echo array_key_exists(‘a’, $x)? ‘true’ : ‘false’;
echo’-‘;
echo array_key_exists(‘c’, $x) ? ‘true’ : ‘false’;
A . false-false
B . false-true
C . true-false
D . true-true
Answer: B