According to scientific research. I think it's option C -lower the temperature of an oli
C. Both of these
A signal statement tells people that something important is coming so the listener or reader needs to pay close attention. The statement "keep in mind" signals to the reader that what comes next could be an important factor. The second statement "I want you to understand..." also signals to the reader or listener that what will follow is important for the reader to pay attention to.
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Solar absorbers are better for the enviroment, therefore they're better in the long run. We will eventually run out of oil and coal, as they are fossil fuels. But the sun won't stop shining for millions of years.
The forte music element is when the note is high or loud. Meaning the Dynamic markings.
Explanation:
The two basic dynamic indications in music are: p or piano meaning "quiet" or “soft” , forte meaning "loud or strong".