MF procedures such as frequency, distance and altitude to follow are given in the
Why this is the answer
Per the TC AIM, mandatory-frequency details such as the frequency, distance and altitude are published in the Canada Flight Supplement (CFS) or the Canada Water Aerodrome Supplement (CWAS), not the DAH or TC AIM.
Reference
TC AIM-RAC– Mandatory Frequency
Question reproduced verbatim from Transport Canada’s PSTAR Study and Reference Guide (TP 11919E). The answer key is Transport Canada’s; the explanation is ours.
A study aid — not a substitute for the official guide, the CARs, or your instructor.