We can use Lambda expression in order to pass a multiple parameter function to a thread .
Thread MailThread = new Thread(() => StartSendMail(Email, VerificationCode));
5fe170f2-999b-463d-a203-7b4aad78fbdc|0|.0|96d5b379-7e1d-4dac-a6ba-1e50db561b04
Threading C#
Multiple Parameter function, Thread