You have a DNS server named DNS1 that runs Windows Server 2012. On DNS1, you create a standard primary DNS zone named adatum.com. You need to change the frequency that secondary name servers will replicate the zone from DNS1. Which type of DNS record should you modify?

A.
start of authority (SOA)

B.
name server (NS)

C.
service location (SRV)

D.
host information (HiNFO)