Answer:
The correct option is A) an arrangement of quantities whose positions are based upon the natural numbers.
Explanation:
Consider the provided information.
The sequence is: A setting of the quantities whose positions are based on the natural numbers.
The series is: It is a summation of quantities based upon a sequence.
From the above definition it can be concluded that an arrangement of quantities whose positions are based upon the natural numbers is called sequence.
Hence, the correct option is A) an arrangement of quantities whose positions are based upon the natural numbers.