What will be the output of the following C++ code?

#include <iostream>
#include <array>
using namespace std;
int main(int argc, char const *argv[])
{
	array<int,5> arr = {1,2,3,4,5};
	cout<<"Printing Using [] operator: ";
	for(int i=0;i<5;i++){
		cout<<arr[i]<<" ";
	}
	cout<<endl;
	cout<<"Printing Using at() function: ";
	for(int i=0;i<5;i++){
		cout<<arr.at(i)<<" ";
	}
	cout<<endl;
	return 0;
}

A. 1 2 3 4 5
1 2 3 4 5

B. Printing Using [] operator: 1 2 3 4 5
Printing Using at() function: 1 2 3 4 5

C. Printing Using at() function: 1 2 3 4 5
Printing Using [] operator: 1 2 3 4 5

D. Printing Using at() function: 1 2 3 4 5

Answer: Option B