Concept:A prime number is a positive integer greater than 1 that has exactly two distinct positive divisors: 1 and itself.Explanation:Non‑negative integers include 0, 1, 2, 3, …0 is not prime because it is divisible by every number.1 is not prime because it has only one divisor (itself).2 is the smallest number greater than 1 that is divisible only by 1 and 2.Thus, the least non‑negative prime integer is 2.Answer:2 (Option C)