1. If the same sedimentary rock layer is found on either side of a valley a. The rocks look the same, but they are two separate rocks formed in two separate ways
b. There is something wrong, because this could never happen in nature
c. The rocks on one side were moved across by earthquake action
d. The rocks formed in the same environment and the valley was cut into the rock later

Humid continental climate is found in the interior of continents between the 30 and 60 degrees latitude, but usually above the 40 degree line.   40 degrees north of the equator means less direct sunlight and therefore less warmth.   this climate is mainly found in the northern hemisphere since there are no major landmasses in the southern hemisphere.  if you live in northern indiana, you know all about humid continental because that is the climate type you have!

The answer is c epicenter

Answer (d) may increase or decrease porosity through dissolution or deposition;

Answer the use of flood plains and irrigation;