Answer:
competition and substitute goods.
Answer:the election of president of Obama
Explanation: Patriotism deals with our country and Obama is the most related thing to patriotism. Plus, was elected in the last 20 years
Answer:
~13.7
Explanation:
Big bang theory is the best theory which explains how this universe came into being. This theory gave an approximate date of the universe and how it is formed. The explanation is given by observing the movement of galaxies away from our own and they all have originated from ancient singular sources of very high temperature and density. Although there exist many questions to answer, big bang theory is the most acceptable theory till now.
The Holocaust was the cause of death for millions of jews
