What is Hadoop?

A.
Hadoop is a single-node file system used as a base for storing traditional formatted data.

B.
Hadoop is a framework that allows for the distributed processing of large data sets across clusters
of computers using a simple programming model.

C.
Hadoop is a universal Big Data programming language used to query large datasets.

D.
Hadoop is programming language capable of transforming raw, unstructured data into plain,
regular data readable by traditional data warehouses.