Question

1.which was the most important development during the woodland period

Use of palisades

Horticulture

Pottery

Construction of mounds**

Answer 1

Probably so, but check several of the search results here to be sure.
https://www.google.com/search?q=the+woodland+period&oq=the+woodland+period&aqs=chrome..69i57j69i60.6698j0j7&sourceid=chrome&ie=UTF-8

Answer 2

Also -- try this site.

https://en.wikipedia.org/wiki/Woodland_period

I'd choose a different answer. What does your text say?

Answer 3

1.which was the most important development during the woodland period

Use of palisades

Horticulture

Pottery*******

Construction of mounds

Answer 4

1.A
2.B
3.B
4.A
5.B
6.A
7.D
8.A
9.D
10.C
11.B
12.B
13.A
14.C
15.C
16.C
17.C