The earliest introduction of zebra mussels in united states probably occurs in 1986.
At that time, commercial vessels from Europe went to north America as a place for freshwater ballast stowaway. They merchants then introduced zebra mussels to the market and it gained popularity ever since. They also introduced zebra mussels population in local lakes and let them reproduce there.
<span>According to the discussion of self-discrepancy theory, the root of depression is disappointment, whereas the root of anxiety is fear.
Answer:B
</span>The self-discrepancy theory states that people compare themselves to "self<span>-guides", which are their own internal standards.
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Answer: GENERAL CONDITIONS.
Explanation: General conditions refers to a requirement or requisite that includes or involves all members of a given or implied entity, whole, etc. We know these conditions are general from the phrase "apply to all probationers in the jurisdiction where she was sentenced."