In the given program code, two-member "X, Y" is used, in which X is an element of the list and Y is the list. In this another variable R declares, that store a number for the match, in this question choice "A" is correct because it uses an element and variable "R" for check and wrong choices can be described as follows:
In option B, in this two-parameter is used, in which one is an element and one is the list, that's why it is incorrect.
In option C, It is wrong because there is no underscore variable.
Option D and Option E both were wrong because in this list is passed as the parameter.
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