QUESTION 4 There's a snippet of code that has three sequential for loops, we are trying to search for an integer p from three arrays such as A, B and C. What's the Big-o for this code snippet below? for i=1 to n if A[i] == p return TRUE for j=1 to n if B[j]== p return TRUE for k=1 to n if C[k] == p return TRUE O 1.0(2n) O 2. O(n) 3.O(3n) O4. On)