Load testing is the evaluation of the workloads, and the performance, all are covered by load testing. Furthermore, other options are obviously not related to load testing in any case. Load testing is simply a process that is used to ensure whether a particular device, or a software system is able to perform just fine under different loads or not.
In this process, demands are put on the system and the response of the system is then measured. It helps in identifying the maximum capacity of the particular system. Sometimes, it is also referred to as stress testing.
Evaluating the options:
Workloads, performance are terms that come under Load testing. Also as can be seen from the other options, they are not related to load testing. So we can eliminate them.
The answer is A