Who was the first and only president to walk to and from his inauguration?

Andreus vesalius is known for being the first scientist to provide detailed and accurate information about human anatomy. his knowledge of human anatomy came from dissecting human bodies. which statement best shows why andreus vesalius’s discovery was important during the scientific revolution?

Aside from low birthrates and high death rates, what can cause a country’s population to decline

What are the expressed and implied powers of the president