<span>The ischemic penumbra can maintain metabolic demand with marginal blood flow from collateral circulation for a maximum of 50% before increasing in size. A penumbra is the area where the flow of blood at about 25 - 50% can maintain normal metabolic demands for 6 - 8 hours only. When it continues to increase, the human cells will die and other neurological activity will be suspended causing the person to die slowly.</span>
Wild animal attacks should qualify as biological disasters rather than geological disasters.
Disasters generally refer to accidents that happen rather suddenly and result in widespread damages or loss of lives
- Biological disasters are disasters whose causes have biological origins such as plants, animals, humans, and microbes.
- Geographical disasters are caused by natural geographical events such as landslides, cyclones, hurricanes, volcanic eruptions, and so on.
Wild animals are biological organisms, hence, an attack from them would be a biological disaster.
More on biological disasters can be found here: brainly.com/question/22882474
Answer: pretty sure the answer is C
Explanation: