Study the following table and identify the type of virus.a$.($a$)$ macro virus $($b$)$ boot sector virus $($c$)$ polymorphic virus $($d$)$ browser hijacker virusb.$($a$)$ file infector virus $($b$)$ sector specific virus $($c$)$ discrete virus $($d$)$ overwrite virusc.$($a$)$ document virus $($b$)$ code virus $($c$)$ worm $($d$)$ spywared.$($a$)$ hoax virus $($b$)$ macro sector virus $($c$)$ detached virus $($d$)$ interceptor virus