The Management of Fly Pro Airlines Plans to Introduce Special

The management of Fly Pro Airlines plans to introduce special meals on its flights during holiday seasons.It decides to conduct research to determine the best plan and uses the information available on its database to determine the number of flights that were operated and the number of passengers who flew with the airlines during the previous holiday season.In this case,which of the following is most likely to be true?

A) ​The quality of the data obtained from Fly Pro Airlines's database can be measured.
B) The data collected will be of no use if no plan can be devised from the data.
C) Details about flyers' food habits may not be present in Fly Pro Airlines's database
D) ​Collecting data from the database will be more time consuming than collecting data directly from the passengers.