I might go with A. not sure
Answer:
A
Explanation:
Because it actually makes sense
Displacement is the word we use for the distance covered so in this case when a car travels 20 meter east in 1 second, at the end of that 1 second interval a car travels a distance of 20 meter.
And the distance covered is the displacement, so it means that displacement of the car after 1 second is 20 meter east.
They gave most of the power to the states. The federal government didn't have any power to: Raise an army, Levy Taxes, did not have an executive leader, could not control foreign trade ether.
Its is a classic process synchronization problem and the problem describe tow process the producer and the consumer.