Please check your email spam folder for the activation link email.
White list the email address for future correspondence so it does not go into your junk / spam folder.
If it is not in the spam folder the double check that you created the account with the correct email address. Try creating a new account with the same email. If you are notified that an account already exists with that email address then please contact the support desk to assist with your query.
Yes your subscription is automatically set to recur each month.
If you are a paying member then your membership fees will be due every month until you either downgrade to the free version or cancel your subscription altogether.