I used this for the answer and got it right I did this question before so their ya go
The finger like projections in the small intestine are called intestinal villus or villi.
I think the correct answer from the choices listed above is option C. The other development that the settlement need to be considered a civilization would be a complex social institutions. <span>A civilization is any complex society characterized by urban development, social stratification, symbolic communication forms, and a perceived separation from and domination over the natural environment by a cultural elite.</span>
Answer:
Manhattan Project National Historical Park