Answer: Basic subscriber
Step-by-step explanation:
According to the given question, the electronic communication is processing the privacy act which basically require the different types legal processing for obtaining the data or information of the basic subscriber.
The information may include the billing records, name, mobile umber of the subscriber, the different types of services and the address.
The basic subscriber is one of the person that is responsible for subscribing the given system in the form of legal process and also paid amount for the given services.
Therefore, Basic subscriber is the correct answer.