They have flags because a flag can show one of two things : The lords coat of arms, and so which noble owns the castle the colours of the lords mater for an example a kings coat of arms or a country's flag , showing where its allegiance lies.
The correct answer is option A. Gantt chart. A bar graph that shows what projects or tasks are in process and how much of each is completed is called a Gantt chart. A Gantt chart is a horizontal bar graph that shows the number of work done or completed production in a certain period of time. This production tool is developed by Henry L. Gantt, an American engineer, in 1917.
B “there,” he said. “There is something for you.”
Thunder occurs after lightning, because light is faster than sound.