Question: In Gill v Canada (Citizenship and Immigration), 2012 FC 1522 (CanLII), what was the key aspect(s) of the court's decision regarding the Immigration Appeal Division (IAD)? Question options: a) The court emphasized the need for a more lenient interpretation of immigration regulations. b) The court recommended a complete overhaul of the immigration appeal process. c) The court affirmed the IAD's correct determination that the current version of the Regulations should be applied. d) The court ruled that the IAD was correct in applying a previous version of the Regulations.