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

#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
int main () 
{
    int myints[] = {10, 20, 30, 30, 20, 10, 10, 20};
    int mycount = count (myints, myints + 8, 10);
    cout << "10 appears " << mycount << " times.\n";
    vector<int> myvector (myints, myints+8);
    mycount = count (myvector.begin(), myvector.end(), 20);
    cout << "20 appears " << mycount  << " times.\n";
    return 0;
}

A. 3 3

B. 3 1

C. 8

D. 9

Answer: Option A