anthropology of Early American Archaeological History Questions

reqired some reading might help those questions.

two of the questions below:

In her data-rich article on the archaeology of “Building O,” Diana Crader argues that the enslaved diet at Monticello showed signs of difference among the laborers. Crader investigated which main types of artifactual food remains for her work?

The CSS Hunley sank in the Charleston Harbor nearly 150 years ago, but was recovered and researched by archaeologists over the last twenty-five years. Archaeologists found which of the following structural attributes of the submarine?