A Citrix Administrator Needs to Configure a Rate-Limiting Policy Setting

A Citrix Administrator needs to configure a rate-limiting policy setting DNS requests to a threshold of 1,000 per second. Which command does the administrator need to run to correctly configure this policy?

A) HTTP.REQ.LIMIT(<limit_identifier>)
B) SYS.CHECK.LIMIT(<limit_identifier>)
C) SYS.CHECK.LIMIT(<limit_identifier>) || CONNECTION.IP.LIMIT(<limit_identifier>)
D) SYS.CHECK.LIMIT(<limit_identifier>) || HTTP.REQ.LIMIT(<limit_identifier>)