Błędnie: You must prove you are really acquaintanced with the literary cannon of the Victorian period. Poprawnie: You must prove you are really acquaintanced with the literary canon of the Victorian period.
"Cannon" to 'armata, działo', 'artyleria'. 'Kanon' to "cannon" lub (w znaczeniu 'ogólnie przyjętej reguły, zasady') "standard".