Which two geological events most shaped Iowan geography today?

A.

Mountains eroded and earthquakes formed lakes.
B.

Oceans receded and glaciers formed.
C.

Earthquakes shook the land and volcanoes erupted.
D.

Glaciers covered the land and continental plates moved north.

the answers are


1) D - Glaciers covered the land and continental plates moved north.
2) C - American settlers who got more land.
3) A - England.
4) C - Louisiana Purchase and Indiana Territory.
5) D - spent more time working rather than going to school.
6) A - to resell it to settlers.
7) B - How were Iowa's borders established?
8) C - They created state community colleges.
9) B - providing money to open a public library, and D - keeping streets clean.

(> °▼ °)> <(° ▼° <) is right but 9 is B, C, and D!!!!!

A and C

sorry, hello is right 9 is B, C, and D

Thank you so much (> °▼ °)> <(° ▼° <)!!! they are 100% correct

but not

B.

Oceans receded and glaciers formed.

????
The river is not far below the farmland. When the ocean was higher I suspect the farming was not happening.

Can someone please give me the full quiz answers?