Answer:
Plants that die and are buried may turn into fossil fuels made of carbon like coal and oil over millions of years. ... When humans burn fossil fuels, most of the carbon quickly enters the atmosphere as carbon dioxide. Carbon dioxide is a greenhouse gas and traps heat in the atmosphere.
Explanation:
I would choose C since that is Jamie's problem... B doesn't have testable things such as A... and D is a statement
The tundra has trees, some grasses, large animals, and is usually cold. The desert on the other hand, Is usually hot, and has less animal and plant life. Deserts can be cold in some places though.
mutation is a change that occurs in our DNA sequence.some mutation has a positive effect on organisms in which they occur, they are also called beneficial mutation. such causes a body to produce certain proteins which are helpful in for organism to adapt to changes in environment.
It is B, since it is at the end of the investigation
