Question: What does the collect ( ) action do in PySpark? A . It returns an iterator over all elements in the RDD B . It

What does the collect() action do in PySpark?
A.
It returns an iterator over all elements in the RDD
B.
It returns all the elements of the RDD as an array at the driver program
C.
It writes the RDD to disk
D.
It returns the first element of the RDD

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