&lt;?php$y = 2;if &#40;$y-- == ++$y&#41;&#123;    echo $y;&#125;?&gt;
A. 2
B. 1
C. 3
D. no output
Answer:A
&lt;?php$y = 2;if &#40;$y-- == ++$y&#41;&#123;    echo $y;&#125;?&gt;
A. 2 B. 1 C. 3 D. no output
Explanation: First $y = 2 is compared to and then decremented, then incremented and compared to $y = 2.