&lt;?php$x;echo &quot;$x&quot;;?&gt;
A. 0
B. 1
C. Nothing
D. Error
Answer:A
&lt;?php$x;echo &quot;$x&quot;;?&gt;
A. 0 B. 1 C. Nothing D. Error
Explanation: Since the variable x is not initialised it is not storing any value, therefore nothing will be printed on the screen.