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Given a Spark DataFrame, you need to apply a function that involves complex pandas operations. How would you integrate these pandas operations into a Spark environment?
A
By converting the entire Spark DataFrame to a pandas DataFrame and then applying the operations.
B
By using a Scalar Pandas UDF to apply the pandas operations row-wise.
C
By using a Grouped Map Pandas UDF to apply the pandas operations group-wise.
D
By using an Iterator Pandas UDF to apply the pandas operations in chunks.
