Refer to the Essay "The Arrival of Penny Postage

Refer to the essay "The Arrival of Penny Postage." How did the changes in the British postal service affect the quantity of mail and the size of the government workforce?

A) Both the quantity of mail and the size of the government workforce rose.
B) The size of the government workforce rose to prevent mail fraud,and the mail quantity decreased.
C) The new changes did not affect the size of the government,but the quantity of mail rose significantly.
D) The new changes did not affect the quantity of mail,but the size of government increased significantly.