It's B Both invested in developing roads throughout the Inca Empire.
<u>The correct answer is C. They were rejected by scientists, who believed farmers would always produce enough food. </u>Malthus's studies affirmed that the moment in which the land stopped producing enough food for all its inhabitants was inevitable. Over time it was proved that this theory was false since it did not consider important variables that would occur in the following decades, such as the implementation of birth control techniques and related technological advances applied to agriculture and food production .
If my memory serves me well, the law which states that a president had to get permission to remove anyone appointed by a past president is <span>The Tenture of Office Act.</span> It was used to impeach Andrew Johnson because he fired a secretary of War Stanton.