the first one is caliph and the second one is abraham
Answer:
Genetic variation and environmental factors work together to cause natural selection because natural selection is caused so that an organism can adapt and better survive in their environment.
Explanation: smart.
<span>Thomas holmes and richard rahe developed the social readjustment rating scale (srrs) to measure stress due to : </span><span>major life changes
According to them, most people who are used to a certain life style often experience some sort of emotional shocks, especially if the major life changes happen during productive age and within a short period of time.</span>
Throughout the history we can see a trend of giving citizenship to more and more people, rather than just to elites. For example, in the early stages of history only men possessed citizenship, and also significant portions of societies did not have the country's citizenship, such as in the case of slaves.
