Answer:
C. Vaccination
Explanation:
vaccination is the administration of a vaccine to help the immune system develop protection from a disease. Vaccines contain a microorganism or virus in a weakened, live or killed state, or proteins or toxins from the organism.
Use a sandbag to hold it in place
A phylogenetic tree based on morphology can be constructed using the presence or lack of characteristics. In this illustration, all aliens except the outgroup possess a spring tail, all aliens possess a fourth eye, two aliens possess two tails, and one alien has a grasping hand. The evolutionary relationships between these organisms can be hypothesized using these traits.
Aliens:
- We can determine whether the following traits are present in the remaining aliens by using the group of aliens with the tail stalk as our test group.
- Out group: a group that is maintained apart from the clade but is yet connected to it.
- If we provide these aliens alphabets for ease of understanding, then aliens will be like in order.
- We can use the group of aliens with the tail stalk as our test group to see if the following characteristics are present in the remaining aliens.
- A group that is kept separate from the clade while yet being affiliated with it is known as an out group.
- The aliens will appear to be in order if we give them alphabets for simplicity.
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B . Excessive commercial fishing
Reason: the other options are good things this is the only bad thing
The circulatory system works with the muscular system because then the muscles will be able to get oxygenated blood for the muscles to continue moving properly