The Inca used those metals to decorate their palaces and had silverware, cups and dishes made of them.
Of course, only royalty had that.
Answer:
The person would have a reduced chance a having a stroke or a heart disease. So, B and D.
Explanation:
Eating healthy food that give more nutrients and vitamins to your body will help to strengthen your immune system. A steady exercise regimen doesn't hurt either.
I assume that the question refers to the political affiliation of the Islands (They are Islands in the Mariana Trench, in the Pacific Ocean, south of Japan) - they are politically linked to the US - the correct answer is a). For example the Mariana islands have a commonwealth status within the US.