Question:What is meant by the term variable functions? 

A if a variable name has parentheses appended to it, PHP will look for a function with the same name as whatever the variable evaluates to, and will attempt to execute it 
B if a variable name has parentheses appended to it, PHP will look for a function with the same name and will attempt to execute it 
C There is no such term 

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B 

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Md. Habib Ullah

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