Jetsetter Airlines Plans to Introduce Special Meals on Their Flights

Jetsetter Airlines plans to introduce special meals on their flights during holiday seasons.It begins to gather all the relevant information for implementing the plan.It uses information available in its database to determine the number of flights flown and the number of passengers who flew with them during the previous year's holiday seasons.In this case,which of the following types of data is collected by Jetsetter Airlines?

A) Qualitative data
B) Raw data
C) Secondary data
D) Primary data