Which statement is true about the installation of Oracle Grid Infrastructure 12cR1 by using Oracle Universal Installer (QUI)?

Which statement is true about the installation of Oracle Grid Infrastructure 12cR1 by using Oracle
Universal Installer (QUI)?

A.
You can use OUI to upgrade the entire Grid Infrastructure to 12cR1.

B.
You can use OUI to install Grid Infrastructure in an Oracle Restart configuration.

C.
You must use OUI to first install software only and then configure Oracle Clusterware and ASM.

D.
You can use OUI to upgrade Oracle ASM to more recent release than Oracle Clusterware.

E.
You can use OUI to install and configure a cluster that contains only hub nodes.

Explanation:
This appendix describes how to perform Oracle Clusterware and Oracle Automatic Storage
Management (Oracle ASM) upgrades

https://docs.oracle.com/database/121/CWLIN/procstop.htm#CWLIN10001