Im not to sure but I think the answer may be C, sorry if im wrong
Answer:
Yes, the first humans arrived in the Americas 10000 years or more ago. ... they even had trade routes stretching from what is now Canada down into what is ...
Explanation:
<span>I think he probably meant that the Constitution is not to be set in stone and should change to fit the times, which is my the Founding Fathers put in the Amendment process.
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"A constitutional door is left open" refers to the question of whether an action is constitutional or unconstitutional. There is gray area that needs to be discussed.
Quakers
HOPE THIS HELPS GOOD LUCK :)