Which two agricultural contributions are common to both northeast woodland indians and southeast indians?

a. they made barren land fertile through technological innovations.

b. they developed economical systems of farming, such as terracing.

c. they used a creative method to maintain the fertility of the land.

d. they cultivated the “three sister” crops of corn, beans, and squash.

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.

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