protected override void Invoking(MessageReceivedEventArgs e, PlainText optionText, ComplexMessage elements)
        {
            var options = elements.OfType <PlainText>();

            if (optionText.Content.ToLower() == "options" && options.Count() == elements.Count)
            {
                e.Reply((ISendable)RandomUtilities.RandomOption(options));
            }
        }