Select correct statements about Spark MLlib.

MLlib is a library provided in Apache Asark for machine learning. It provides tools for common machine learning algorithms, featurizations, Pipelines, Persistence and utilities for statistics, data handling etc.

The key components of Spark MLlib are such as DataFrame, Transformer, Estimator, Evaluator, and algorithms.

Spark MLlib machine learning library does not provide any feature extraction algorithms.

Apache Spark MLlib provides ML Pipelines which is a chain of algorithms combined into a single workflow.