Создать instance по переменной типа "Тип" - C#

var tuples = new List<Tuple<int, Type>>() 
                {
                    new Tuple<int, Type>(Rules.NumberOfAirCarriers, typeof(AirCarrier)),
                    new Tuple<int, Type>(Rules.NumberOfBattleships, typeof(Battleship)),
                    new Tuple<int, Type>(Rules.NumberOfCruisers, typeof(Cruiser)),
                    new Tuple<int, Type>(Rules.NumberOfDestroyers, typeof(Destroyer)),
                    new Tuple<int, Type>(Rules.NumberOfSubmarines, typeof(Submarine))
                };

foreach (var tuple in tuples)
{
    for (int j = 0; j < tuple.Item1; j++)
    {
        Ship ship = Activator.CreateInstance(tuple.Item2);
    }
}