vector yearsList$(4)$;

yearsList.at$(0)=1999$;

yearsList.at$(1)=2012$;

yearsList.at$(2)=2025$;

What are the contents of the vector if the above code is followed by the statement:

yearsList.at$(0)=$ yearsList.at$(2)$

vector yearsList$(4)$;

yearsList.at$(0)=1999$;

yearsList.at$(1)=2012$;

yearsList.at$(2)=2025$;

What are the contents of the vector if the above code is followed by the statement:

yearsList.at$(0)=$ yearsList.at$(2)$

$1999,2012,1999,0$

$2025,2012,2025,0$

$2025,2012,2025$

$2012,2012,2025,0$