Hello There!
Based on the information i'd say it's C too.
Models are representations of ideas and are used to explain a phenomena sometimes.
Hope This Helps You!
Good Luck :)
Answer:

Explanation:
Hello there!
In this case, according to the given information, it turns out possible for us to infer this problem is about the application of the Gay-Lussac's gas law to relate the initial and final pressure and temperature as shown below:

Thus, solving for the final pressure, P2, and using the temperatures in Kelvins, we obtain:

Regards!
Answer:
The outer shell of the new star will start to expand.
Explanation:
The new star will continue to glow for millions or even billions of years. As it glows, hydrogen is converted into helium in the core by nuclear fusion. The core starts to become unstable and it starts to contract. The outer shell of the star, which is still mostly hydrogen, starts to expand.
Explanation provided by:
StarChild: Stars - NASA
D. to preserve the union. He changed the meaning of the war when he passed the Emancipation Proclamation in 1863.
Hope this helps. Please let me know if I'm wrong :)
answer:
Cells
Explanation:
the first characteristic of living things is that all living things are composed of cells.