The answer is C. A broker
<h3>Events at the Marne signaled the demise of Germany's aggressive two-front war strategy, known as the Schlieffen Plan; they also marked the end of the general belief, held on both sides of the line, that the conflict that broke out in the summer of 1914 would be a short one. </h3><h3 /><h3 /><h3>So #3. Your welcome. Have a nice day!</h3>
Answer:
Backed up evidence & no bias
Explanation:
A source is credible when backed up with with evidence and no bias whatsoever.
The correct answer would be: checks & balances
Answer:
Government.
Explanation:
Laws and politics are elements of the government
