A user makes the following request:”I need to see the number of flights throughout the year that
arrived or departed more than 15 minutes early or late by origin and destination airport, by carrier,
and by time of day. I want to see if the number of flights delayed is greater for large carriers or
small carriers.”This request requires clarification to make the user’s intention clear. Which of the
following will NOT further clarify the user’s request?

A.
Determine if origin and destination airports should be considered joined pairs (for example, from
DFW to ORD) or as separate dimensions.

B.
Determine if 15 minutes is the only significant grouping of late or early departures or arrivals.

C.
Determine the definition of a large and small carrier.

D.
Determine if Date and Time of Day should be split into separate dimensions.