12.Imagine you are analyzing system that is going to be deployed in a hospital's pharmacy unit, which one of the following is likely to be a functional requirement?

a. The capability of the system to dispense drug.
b. The capability to login to the system using username and password.
c. The capability of the system to support multiple users simultaneously.
d. The ability of the system to respond within 0.4 seconds of a user query.

a. The capability of the system to dispense drug.