单选题：How do you indicate where a component will be positioned using B

How do you indicate where a component will be positioned using BorderLayout? @[D](2)

A. Pass an X/Y percentage parameter to the add method
B. Assign a row/column grid reference
C. Do nothing, the BorderLayout will position the component
D. North, South, East, West, and Center



A.Pass an X/Y percentage parameter to the add method
B.Assign a row/column grid reference
C.Do nothing, the BorderLayout will position the component
D.North, South, East, West, and Center


答案：D