What is the minimum licensed edition that supports this configuration?

An administrator is attempting to enable Legacy Fault Tolerance (FT) on a virtual machine and observes the following in the vSphere Web Client:
Fault Tolerance has not been licensed on host <hostname>.
What is the minimum licensed edition that supports this configuration?

A.
Standard

B.
Enterprise

C.
Enterprise Plus

D.
Essentials Plus

Explanation:
Explanation/Reference: