For machines running Hyper-V, which of the following is the first software to load at boot time?

For machines running Hyper-V, which of the following is the first software to load at boot time?

• The hypervisor
• Windows OS
• Both Windows OS and the hypervisor simultaneously
• Virtual machines and applications 

EXPLANATION

 A hypervisor or virtual machine monitor (VMM) is computer software, firmware or hardware that creates and runs virtual machines. A computer on which a hypervisor runs one or more virtual machines is called a host machine, and each virtual machine is called a guest machine.