Answer: (A) Flow layout
Step-by-step explanation:
The flow layout basically used to manage the basic layout and components from the left to directly as they were included, when the edge is arrive in the segment that are basically put in next line. We can also adjust the different parts accordingly in right, left and default ways.
The flow layout basically define as the arrangement parts in a left-to-right stream, much like lines of content in a section. The flow layout are also typically used in the arrangement of the buttons in the given panel.
Therefore, Option (A) is correct.