How might the rocks shown in the above diagram of a strip mine be used to study the evolution of life in the surrounding area? They may contain fossils which can be compared to the age of the rocks.
Building the mine may have caused the local animals to move to a new environment.
There may be bones of modern-day animals mixed into the rock piles.
When the mine was abandoned, new animals may move into the area and can be studied.

the rebels’ chances of victory at lexington & concord were fairly slim, given the fact that most of them very untrained and they were up against the world's greatest military force.  

well since twins have about the same dna they dont have one think in common which is the figer print. nobodys fingerprint is the same. if your using twin you would most likely get around the same results for both of them because of the genetics.. i hope this

if you have ask any question and if you have got the answer reply for your position there will be option for making a brain least answer you need to click click there and they can get the points in brain list main thing is that you need to choose those answer which answer you are you think that it is to you

i would say b. research typically uses a variety of sources