Gravitational is only attracted and electromagnetic is both atrractive and repulsive since it depends what you are talking about
Genetic variation is advantageous because it enables some individuals and, therefore, a population, to survive despite a changing environment.
I don't think the answer is A as that seems a bit drastic, I think it's C.
1. Smoking
2. Weight
3. Alcohol
4. Drugs
5. Depression
The role of an organism in the community will depend on its position on the food web (e.g., producer, primary consumer, secondary consumer, etc).
<h3>What is a trophic role?</h3>
A trophic role can be defined by the particular position that an organism has in the food web.
For example, plants are producers that generate biomass, whereas herbivores are primary consumers.
In conclusion, the role of an organism in the community will depend on its position on the food web.
Learn more about trophic roles here:
brainly.com/question/15360780
#SPJ1