Question: Select the statement that transforms a feature vector 'a' of a Spark data frame df by using the standardization approach (z-score) b. O A. fs

Select the statement that transforms a feature vector 'a' of a Spark data frame df by using the standardization approach (z-score) b. O A. fs = StandardScaler(inputCol="a", outputColb". WithStd=True, withMean=True) sm = fs.transform(dt) df=sm.fit(dt) O B. fs = Scaler(inputCol="a", outputCol="b", with Sid=True, withMean=True) sm=fs.fit(dt) df = sm.transform(df) O c. fs = Standard Scaler(inputCol="a", outputCol="b", with Std=True, withMean=True) sm = fs.fit(dt) df = fs.transform(df) O D. fs = Standard Scaler(inputCola", outputCol="b", with Sid=True, withMean=True) sm = fs.fit[df) df = sm.transform(dt) O E. fs = StandardScaler(inputCol="b", outputCol="a", withSid=True, withMean=True) sm=fs.fit(dt) df = sm.transform(df)

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3. How might you apply these learnings to the challenges you face currently?

1. What will you say to Diane? Are there additional questions you would like to ask?

2. What advice will you give her? What do you think are some of the sources of her stress? How will you work with her to develop strategies for reducing her stress?