Answer:
The primary control.
When you align or size a group of selected controls, the changes are made relative to the primary control.
Explanation:
When selected controls are set together, apart from the primary control, to be executed, they take preeminence over the established primary controls.
From 1982 to 1987 Bob Kahn and Vint Cerf are key members of a team which creates TCP/IP, the common language of all Internet computers. For the first time the it seemed as though the loose collection of networks which made up the ARPANET is seen as an “internet”, and the Internet as we know it today is born.
Explanation:
The answer would more likely be A
If it’s not correct I’m very sorry