Answer:
The social consequences of environmental issues and pollution are often "indirect" although they can definitely be direct as well, especially in smaller economies.
Explanation:
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I believe the answer is: bioPsycological
Biopsychological perspective on depression generally view that depression could be influenced by both biological and mental factors. We can see it on the example above. Abnormal brain chemistry is the biological factors and not maintaining diet properly is the psychological factor.
The capability to write and simplify expressions implies that a man can take care of math issues. Simplifying numerical articulation implies that you can put them on paper in least complex shape, so that in the and there are no operations like multiplying, adding etc. that are not required. Keeping in mind the end goal to simplify math expressions you should take after the order of operations.