Which minor badge items make up the Efficiency badge score for an ESXi host in vCenter Operations Manager?

Which minor badge items make up the Efficiency badge score for an ESXi host in vCenter
Operations Manager?

A.
Reclaimable Waste, Density

B.
Workload, Anomalies, Faults

C.
Workload, Stress, Density

D.
Time Remaining, Capacity Remaining