A Recursive Query Is

A recursive query is...

A) A type of DNS query to which a DNS server responds with the best information it has to satisfy the query.The DNS server doesn't query additional DNS servers in an attempt to resolve the query.
B) A query in which the DNS server processes the query until it responds with an address that satisfies the query or with an "I don't know" message.The process might require the DNS server to query several additional DNS servers.
C) A process whereby the DNS server checks the zone file for stale records periodically and deletes those meeting the criteria for a stale record.
D) A grouping of DNS information that represents one or more domains and possibly subdomains.