&lt;?php$a = 10;$b = 11;if &#40;$a &lt; ++$a || $b &lt; ++$b&#41;    print &quot;hello&quot;;else    print &quot;hi&quot;;?&gt;
A. hi
B. hello
C. error
D. no output
Answer:A
&lt;?php$a = 10;$b = 11;if &#40;$a &lt; ++$a || $b &lt; ++$b&#41;    print &quot;hello&quot;;else    print &quot;hi&quot;;?&gt;
A. hi B. hello C. error D. no output
Explanation: The operator precedence of ++ is higher than <,thus the incremenrt happens first and then compared.