The manoeuvring area of an airport is that area
Why this is the answer
Per CAR 101.01, the manoeuvring area is the part of an aerodrome used for taxiing, taking off and landing — it excludes the apron/ramp, so the apron is not part of it.
Reference
CARs 101.01 – Manoeuvring Area TC AIM-GEN – Glossary of Aeronautical Terms
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.