Answer:
if you compare America and Europe would be the easiest to understand the to because of how alike they both are
China and USA with 18 climate zones
Because of the belief that helping behavior is motivated by self-interest, it led to claim that there is no such thing as true altruistic behavior.
<h3>What is a
helping behavior?</h3>
This refers to any voluntary actions that is intended to help the others with reward regarded or disregarded.
However, since people believed that helping behavior is motivated by self-interest, it led to belief of no such thing as true altruistic behavior.
Therefore, the Option B is correct.
Read more about altruistic behavior
<em>brainly.com/question/11287458</em>
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Answer: Wendy did not use random assignment
Explanation: Wendy's failure to randomly assign participants or subject to his research will pose a threat to the internal validity of his study. The internal validity of a study simply refers to the structure of an experiment and it's trustworthiness in establishing causal relationship between the applied treatment used a study and the observed outcome. Wendy's decision to ignore random assignment and opt for a manual assignment of subject to each treatment will pose a threat to the structure of his study and hence the establishment of a causal relationship between the treatment t and outcome of the study.
<span>One reason why political parties do not take stronger policy positions on issues and enforce them is that PARTY MEMBERSHIP IS TOO MODERATE. Because the party membership is moderate, a lot of the members would leave if the political party began to make extremely strong policy changes.</span>