You have a SharePoint Server 2013 server farm.
Users purchase several apps for Microsoft Office from the Office Store.
You need to prevent documents containing Apps for Office that are uploaded to SharePoint document
libraries from being rendered in a web browser.
What should you configure?

A.
The SharePoint Store settings from Central Administration

B.
The HTML Field Security settings of the site collection

C.
The Apps for Office document library in the App Catalog

D.
The General settings of the web application

Explanation:
Configure app requests and SharePoint Store settings
To configure SharePoint Store settings1. Verify that the user account that is performing this procedure is a member of the Farm Administrators group.
2. In Central Administration, on the Apps page, in the SharePoint and Office Store section,
click Configure Store Settings.
3. On the SharePoint Store Settings page, verify that the selected web application is the web application that you want to configure.
If you want to switch to a different web application, click the down arrow next to the web
application URL to change to a different web application.
4. To allow or prevent apps for Office from the Office Store to be started when a user opens a document in the browser, select an option for Should apps for Office from the store be able to
start when documents are opened in the browser?
1. Select Yes to allow apps for Office from the Office Store to start.
2. Select No to prevent apps for Office from the Office Store from starting. Manage the App Catalog in SharePoint 2013