Which of the following is an implied power of congress?
the power to regulate the sale of tobacco in the states
the power to increase taxes on the wealthiest one percent
the power to put the president on trial for high crimes
the power to override a presidential veto

An implied power of Congress is the power to regulate the sale of tobacco in the states, as the Constitution doesn't state this power explicitly in its text.

Explanation:

The Implied Powers doctrine states that competence provisions in the Constitution must be interpreted in such a way that they also include the unwritten competencies, without which the exercise of the expressly written competency rules would not be possible and without which they would not be usefully applied.  

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.