10. what does it mean if r = 0? a) the population has gone extinct. b) consumptive interactions such as predation and parasitism are greatly reducing population size. c) births and immigration are equaled by deaths and emigration. d) competition is very intense. e) there are no births or deaths in the population.

C. Births and immigration are equaled by deaths and emigration.

Explanation:

Did an assignment on this.

intimacy, passion and commitment are the components of a interpersonal relationship emphasized in the triangular theory of love by robert sternberg.

the triangular theory of love says love can be comprehend as this componest form the vertices of a triangle.  

intimacy relates to feelings such as of closeness and connection;

passion relates the drives that brings people together, as physical attraction.

commitment relates to the being in a long-term relationship.

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.