&lt;?php$four4 = 4;$three3 = 3;$two2 = 2;echo $four4 + $three3 / $two2 - 1;?&gt;
A. 4.5
B. 7
C. 3.5
D. Error
Answer:A
&lt;?php$four4 = 4;$three3 = 3;$two2 = 2;echo $four4 + $three3 / $two2 - 1;?&gt;
A. 4.5 B. 7 C. 3.5 D. Error
Explanation: You can use numbers in a variable name.