You are configuring a new system. You would like the system to be able to boot unattended, even if its boot disk fails. You decide to mirror the root file systems using Solaris Volume Manager…

You are configuring a new system. You would like the system to be able to boot unattended, even if its boot disk fails. You decide to mirror the root file systems using Solaris Volume Manager software. Assume one (1) metastate database replica per drive. What is the minimum number of drives that you need to place metastate database replicas on to accomplish this?