c) "The developer is allowed to divide scripts and Web sites into distinct parts by using external files to separate commonly used processes." (i) Identify TWO (2) main PHP functions that can be used when including multiple external files on the program page. (2 marks) (ii) Discuss the difference between the PHP functions identified in Q3 c)(i). (2 marks) (iii) Provide TWO (2) justifications for why it is better to hold standard procedures (i.e., PHP code), CSS, JavaScript, and the HTML with the external files. (4 marks) c) "The developer is allowed to divide scripts and Web sites into distinct parts by using external files to separate commonly used processes." (i) Identify TWO (2) main PHP functions that can be used when including multiple external files on the program page. (2 marks) (ii) Discuss the difference between the PHP functions identified in Q3 c)(i). (2 marks) (iii) Provide TWO (2) justifications for why it is better to hold standard procedures (i.e., PHP code), CSS, JavaScript, and the HTML with the external files. (4 marks)