Please answer this.....its very simple question....

A weighing scale with two objects x and y is shown below:
100 g
500 g
Which of the following relations about the weights of x and y is true?
A. x is 400 g heavier than y.
C. y is 5 times as heavy as x
B. x is 400 g lighter than y.
D. x and y weigh the same.​