please answer all questions correctly

Question 20 (3 points) Listen Internet-of-things typically generates what form of data? Structured data Quasi-structured data Semi-structured data Unstructured data Question 21 (3 points) Listen If you have a word processing document on your computer, which of the following would be considered metadata for this file? The date the file was modified. The topic of the document. The number of words in the document. The size of the file. Question 22 (3 points) Listen Which of the following are true statements? Correlation implies causation Correlation does not imply causation Correlation is a sufficient condition for causation Correlation is a necessary and sufficient condition for causation. Cunnin