Questão comentada sobre interpretação de texto em língua inglesa

Unlike other states, Texas has made a conscious decision to isolate its grid from the rest of the country. That means that when things are running smoothly, Texas can’t export excess power to neighboring states. And in the current crisis, it can’t import power either. Internet: (adapted). About ideas stated in the text above and the words used in it, judge the following items. In “Natural gas and coal-fired power plants need water to stay online. Yet those water facilities froze in the cold temperatures and others lost access to the electricity they require to operate”, it is possible to substitute “Yet” for Even so without changing the meaning of the sentence.