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Q38 Single choice

Which of the following code blocks creates a Python UDF assessPerformanceUDF() using the integer-returning Python function assessPerformance() and applies it to Column customerSatisfaction in DataFrame storesDF?

A
assessPerformanceUDF = udf(assessPerformance, IntegerType) storesDF.withColumn("result", assessPerformanceUDF(col("customerSatisfaction")))
B
assessPerformanceUDF = udf(assessPerformance, IntegerType()) storesDF.withColumn("result", assessPerformanceUDF(col("customerSatisfaction")))
C
assessPerformanceUDF - udf(assessPerformance) storesDF.withColumn("result", assessPerformance(col("customerSatisfaction")))
D
assessPerformanceUDF = udf(assessPerformance) storesDF.withColumn("result", assessPerformanceUDF(col("customerSatisfaction")))
E
assessPerformanceUDF = udf(assessPerformance, IntegerType()) storesDF.withColumn("result", assessPerformance(col("customerSatisfaction")))

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