How many days prior to the hearing must you serve a "Notice to Attend" on a witness?

Please reter to the "Commencing a Claim in Provincial Court Civil & Getting and Enforcing Your Judgment in Alea" document on the Alberta Courts website (or alternatively in the pamphlet that was circulated in your class by your instructor). How many days prior to the nearing must you serve a "Notice to Attend" on a witness? Select one: c. 21 O O O O a. 30 15 d. 25