Which of the Following Statements Is True of the Differences

Multiple Choice

Which of the following statements is true of the differences between data marts and data warehouses?

A) Data marts cost lesser than data warehouses.
B) Data marts have longer lead time for implementation than data warehouses.
C) Data marts have central control, whereas data warehouses provide local control.
D) Data marts contain more information than data warehouses.
E) Data marts are harder to navigate than data warehouses.