Answer / padmanabha naidu.p

subscripting specifies the occurence or position of the
array and index specifies displacement.

subscripting can be manipulated by artimetic operations.
index can by manipulated by set ,perform and search
operations.

Answer / minhaj

subscript represent the occurence of array.
subscript defined with working storage section.
subscript value can be changed with add,subtract,multiplication.
Index represent first occurence in the array,Index define
along with table entries as part of occus class.
value of index can be changed by the set operator.

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