Which Splunk component distributes apps and certain other configuration updates to search head cluster members?

Which Splunk component distributes apps and certain other configuration updates to search head cluster members?
A . Deployer
B . Cluster master
C . Deployment server
D . Search head cluster master

Answer: C

Explanation:

https://docs.splunk.com/Documentation/Splunk/8.0.5/Updating/Updateconfigurations First line says it all: "The deployment server distributes deployment apps to clients."