Question: Which of the following is a type of cacti known to grow in Brazil: Piper or Discocactus?
Sentence (from "Air 500"): Air 500 had contracts in the courier industry, Air Ambulance Services and Aircraft Management as well as a base of operations at the Esso Avitat in Ottawa where 2 Mitsubishi Marquise MU2 aircraft were stationed.
Relevant evidence: No