Answer: I think the answer is number 2. I could be wrong. I've done the reading a stuff before but that was a little while ago
Explanation:
Hope it somewhat helps lol.
Lexington and concord, april 1775
Well obviously it would be a and c since b is did vantage
Sedimentary rocks form beneath the surface of the earth. 
Mummified fossils are commonly found in cold climates. 
<em>[ They are formed when remains are buried rapidly in dry cold or hot environments ]</em>