Leveling ____

Multiple Choice

Leveling ____.

A) uses a series of increasingly detailed DFDs to describe an information system
B) ensures that the input and output data flows of the parent DFD are maintained on the child DFD
C) uses a series of increasingly sketchy DFDs to describe an information system
D) ensures that the input and output data flows of the child DFD are maintained on the parent DFD