I think the correct answer from the choices listed above is option A. The main function of structural adaptations is that they help the organism survive in its environment. These adaptations are physical features of an organism like the bill on a bird or the fur on a bear.
We should save the document regularly when working on the document. If the app breaks down, you'll still have the file with your progress. To be extra safe, save the document in multiple places including the computer itself, also your USB drive. just so in case if the computer breaks down, you still have your USB drive.
