How did a 550 percent growth in demand for data centers affect their energy use?

(B) It caused their energy use to grow only about 6 percent.

Explanation:

A research into the energy usage of Data centers was released in 2020 and showed that even though there has been a 550% growth in the demand for data centers, the energy needed to power them has only grown by 6%.

According to the scientists who conducted the research, the reason for this is that the data centers have a relatively high efficiency rate when it comes to energy usage such that data centers use only around 1% of the world's electricity.

the mood is annoyed. they wish sandy was there do to the job right and since they dont like they way it came out now they are annoyed.

the answer should be b.

explanation:

it should be b because she researched before writing so it would be in past tense. "the author researches her subject before she had written the first draft.