Afossil would most likely be found in? sand, basalt, granite, limestone

Can someone me with this plz? ! i'm putting 20 points on it!

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.

How do you think the different landforms of northern and southern europe would affect ways of life in those two areas