Answer:
D. a game in which players act in rational, selfminusinterested ways that leave everyone worse off
Explanation:
The prisoners dilemma involves the idea that both people would act in self interests, but this self interests would not help the other one or the group to have a better outcome, so people is acting in detriment of the society or the other participant, it often happens that both people chose to protect themselves damaging the other person, and thus since both had choosen that option both are worse off after it.
Excessive soil compaction impedes root growth and therefore limits the amount of soil explored by roots. This, in turn, can decrease the plant's ability to take up nutrients and water. From the standpoint of crop production, the adverse effect of soil compaction on water flow and storage may be more serious than the direct effect of soil compaction on root growth. Alos, it can decrease a plants healthy ness according to water and nutrients
Answer:
B.
Explanation:
Social Stratification can be defined as the society stratified based on caste, wealth, and class. This stratification leaves certain people devoid of benefits, limited access to resources, etc.
<u>The burial site found in southwest Asia by Archaeologists which differs in size, construction, and the number of objects found in each burial site reveals that the society was socially stratified. It is because in a socially stratified societies people tend to make burial sites differently for different groups</u>.
Thus, the correct answer is option B.
External validity
Sigmund freud's psychoanalytic theory was based primarily on descriptive data from a few case studies. Critics question how well the experiences of these unusual individuals represent others. The concern referred to is that this type of research may lack external validity.
External validity is the extent to which the information and theories of a study can be generalized to other conditions or to other people. People, places and times are the three major threats ( factors that could be wrong) to external validity
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