Which load balancing engine should be deployed?

An application requires load balancing with minimal impact to network performance. An NSX administrator is deploying a load balancer to meet the stated requirements.

Which load balancing engine should be deployed?
A . Layer 5
B . Layer 6
C . Layer 7
D . Layer 4

Answer: D

Explanation:

Reference: http://cloudmaniac.net/nsx-load-balancer-under-the-hood/