The stores permanent subscriber profile data and relevant temporary data such as current subscriber location

Home Location Register

Explanation:

Home Location Register is a mobile network database that serves as storage for various information of different individuals or people referred to as customers or subscribers.

The information it stores includes the following:

1. Subscriber's service profile

2. Subscriber's current location information

3. Subscriber's activity status

Hence, the correct answer is HOME LOCATION REGISTER.

only #2 represents an object at rest on a table.

in #1, there is no normal force due to the table; the object is accelerating downward.

in #3, the vertical forces are not balanced; the object is accelerating downward.

in #4, neither the vertical nor the horizontal forces are balanced. the object is accelerating upwards and to the right.