When deploying ITSI on a distributed Splunk installation, which component must be installed on the search head(s)?

When deploying ITSI on a distributed Splunk installation, which component must be installed on the search head(s)?
A . SA-ITOA
B . ITSI app
C . All ITSI components
D . SA-ITSI-Licensechecker

Answer: D

Explanation:

Install SA-ITSI-Licensechecker and SA-UserAccess on any license master in a distributed or search head cluster environment. If a search head in your environment is also a license master, the license master components are installed when you install ITSI on the search heads.

Reference: https://docs.splunk.com/Documentation/ITSI/4.10.2/Install/InstallDD