Answer:
Option A and C.
Step-by-step explanation:
The container code can be located in Google Tag Manager inside a pop-up window when they set up an account as well as container and Under "Admin" through choosing that container and clicking Installing Google Tag Manager.
The main advantage for Google Tag Manager, ever though, would be that it create it in much easier manner for marketing companies to execute identifiers without depends on developers to use it. Developers tend to also be preoccupied with some other high-priority initiatives so tagging mostly finishes up on the other side burner