Answer:
Option-D
Explanation:
The network of neurons which gets activated in the condition of stress that is fear or anger is known as Sympathetic nervous system.
During stress conditions, this system prepares the body physically and mentally either to fight or flight by controlling the production of hormones through activation of specific neuron network in the body. Mainly the adrenaline and norepinephrine which act and produces the response like increased heartbeat, sweating and other.
Thus, D)sympathetic is the correct answer.
sitting in a chair getting hit with a reflex hammer in the knee
The position of the Earth in the solar system and more regional effects, such as carbon dioxide levels, all play a role in the causes of ice ages. Thus, option A is correct.
<h3>
What are factor that involve in ice age on earth?</h3>
When the orbital cycle turns back, these feedbacks—involving the spread of ice and the emission of greenhouse gases—work in reverse to warm the Earth once more.
A prolonged period of cooling of the Earth's surface and atmosphere is known as an ice age, which is marked by the development or presence of polar and continental ice sheets as well as alpine glaciers.
Flooding has increased along the U.S. coastline as a result of the warming, rising, and acidifying of the seas.
Therefore, The Earth is currently facing an ice age.
Learn more about ice age here:
brainly.com/question/12916542
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<span>since plants are at the bottom of the food web and provide the most energy</span>