Your boss Ron wants to know why a contact was marked ineligible to receive an email. All of these are reasons the contact could have been marked as ineligible EXCEPT:
A) They did not open 10 of your emails in a row
B) They previously unsubscribed from email communication
C) They hard-bounced on the last email you sent them
D) They marked one of your emails as spam
B) They previously unsubscribed from email communication
C) They hard-bounced on the last email you sent them
D) They marked one of your emails as spam