Only 4 questions plz answer

For your first question, it is C.

For your second question, it is A.

For your third question, it is A, again.

For your final question, it is B.

Have a wonderful day! :D

Once the glaciers melted, the dirt, rocks, and sand (known as glacial till) that were picked up by the ice were all that was left behind. This till filled any hills or valleys that previously existed, leaving the land flat. ... The glaciers of the last ice age did not extend to southern Indiana.

Explanation:

the answer is a. hope this .