The primary DNS server for yourcompany.com is having problems
delegating authority and responsibility for the subdomain sales.yourcompany.com. Investigation reveals
that the delegation is not functioning. The current origin is yourcompany.com.

Given the lines from the yourcompany.com zone file:

sales. in ns centauri.yourcompany.com.

centauri.yourcompany.com in a 194.168.85.2

Which two errors are present? (Choose two.)

A.
The ns is in lower case.

B.
The two lines are not separated by a blank line.

C.
The name field sales is terminated with a dot (.).

D.
The name field of the second line is NOT terminated with a dot (.).

E.
The file lacks a PTR record for the name server centauri.yourcompany.com.