&lt;?php$one = &quot;Hello&quot;;$two = &quot;World&quot;;echo $one, $two;?&gt;
A. Hello World
B. Hello
C. World
D. HelloWorld
Answer:A
&lt;?php$one = &quot;Hello&quot;;$two = &quot;World&quot;;echo $one, $two;?&gt;
A. Hello World B. Hello C. World D. HelloWorld
Explanation: Echo can print two variables which are seperated by a comma.