Point out the wrong statement :
Elastic MapReduce (EMR) is Facebook’s packaged Hadoop offering
Excellent ! Your Answer is Correct. Rather than building Hadoop deployments manually on EC2 (Elastic Compute Cloud) clusters, users can spin up fully configured Hadoop installations using simple invocation commands, either through the AWS Web Console or through command-line tools.
Amazon Web Service Elastic MapReduce (EMR) is Amazon’s packaged Hadoop offering
Scalding is a Scala API on top of Cascading that removes most Java boilerplate
All Options are Correct