It took 10 years to build the panama canal :)
Lets eliminate
A. organ transplant:
this was debated maybe 200 years ago (give or tak) and is no longer an issue
B. genetic engineerign
this is kind of debated becuase some scientists are trying to make life and that has to do with ethics because they would be playing god
C. space exploration
not debatable
D. prosthetics
we already have this and tis i not debatable
answer is B
I think you forgot to give the options along with the question. I am answering the question based on my research and knowledge. <span>In a free enterprise system, government address public problems through policy to ensure that citizen's needs are met and protected. I hope the answer has helped you.</span>
"<span>An override needs a three-fourths vote" would be the best option from the list as long as your'e referring to an override of a presidential "veto," since this indeed requires such a fraction. </span>
The colonial economy of what would become the United States was pre-industrial, primarily characterized by subsistence farming.therefore that’s why they were important