Which step needs to be taken in order to do this?

A customer has the necessary licensed and dependent packeges installed and would like to install the advertising salesd management (ASM) package.

Which step needs to be taken in order to do this?
A . install by using a release package installation link from salesforce industries success community, selecting the industries applications package that is generally available (GA) for the target sandbox
B . go to the vlocity CMT administrator tab in the production org, search for the ASM app, and select enable. Then refresh the target sandbox
C . request a trial org of the ASM package in the salesforce industries media and entertainment process Library. Use the trial org requested as the source org for the target sandbox
D . find the intalled package of salesforce industries communications, media, and energy managed package installes of the sandbox instance and enable ASM.

Answer: A

Explanation:

To install the Advertising Sales Management (ASM) package, the correct step is to use a release package installation link from the Salesforce Industries Success Community. This involves selecting the Industries applications package that is Generally Available (GA) for installation in the target sandbox environment. This method ensures that the latest and most stable version of the ASM package is installed, adhering to Salesforce’s best practices for package installation in sandbox environments for testing and validation before deploying to production.

Reference: Salesforce Industries Success Community: Access through Salesforce Help or Community portals

Salesforce Package Installation Guide:

https://help.salesforce.com/articleView?id=000314281&type=1&mode=1