You have a DNS server that runs Windows Server 2012 R2. The server hosts the zone for contoso.com and is accessible from the internet. You need to create a DNS record for the Sender Policy Framework (SPF) to list that are authorized ti send email for contoso.com
Which type of record should you create?
A. Name Server (NS)
B. Mail.exchanger (MX)
C. Resource record signature (RRSIG)
D. Text (TXT)