&lt;?php$a = &quot;2&quot;;switch &#40;$a&#41;&#123;case 1:    print &quot;hi&quot;;case 2:    print &quot;hello&quot;;    break;default:    print &quot;hi1&quot;;&#125;?&gt;
A. hihellohi1
B. hello
C. hihi1
D. hi1
Answer:A
&lt;?php$a = &quot;2&quot;;switch &#40;$a&#41;&#123;case 1:    print &quot;hi&quot;;case 2:    print &quot;hello&quot;;    break;default:    print &quot;hi1&quot;;&#125;?&gt;
A. hihellohi1 B. hello C. hihi1 D. hi1
Explanation: As hello is provided after case2 it breaks the loop.