which two ways will the new ESXi 5.x implementation differ from the ESXi 4.1 implementation?

An existing vSphere 4 environment will be upgraded to vSphere 5.x. The current implementation
utilizes ESXi 4.1 and the new implementation will use ESXi 5.x.
In which two ways will the new ESXi 5.x implementation differ from the ESXi 4.1 implementation?
(Choose two.)

A.
VMware ESXi 5.x provides a host-based firewall.

B.
VMware ESXi 5.x can boot from additional local sources such as a USB drive.

C.
VMware ESXi 5.x can be managed from a web browser.

D.
VMware ESXi 5.x can support virtual machines with larger hard drive configurations.

Explanation:

Of many features, ESXi5.x can boot from various local sources like a USB drive and it can support
virtual machines with large hard drive configurations.