The best way to help the sales manager achieve their goal of reducing manual data entry from business cards is to research and evaluate data enrichment products on the AppExchange that can automate data entry. Data enrichment products can scan business cards, extract relevant information, and populate fields in Salesforce records. This can save time, improve data quality, and enhance productivity. Option B, C, and D are not effective solutions for this goal.

To add components to the utility bar of an existing app:
C . App Manager. This is where Salesforce apps are configured, including the utility bar which can house components like a chat tool, recent items list, or custom Lightning components.
Steps to edit an app's utility bar:
Navigate to Setup → App Manager.
Locate the desired app and click on the dropdown next to it → select Edit.
In the App Builder, navigate to the Utility Items tab.
Click 'Add' to include new components to the utility bar.
Configure the properties of the utility item as needed.
Save the app configuration.
For step-by-step instructions on modifying apps, see Salesforce's guide on Managing Apps in Lightning Experience.

The steps that the app builder should take to meet these requirements are creating a Partial Copy Sandbox and using a sandbox template. A Partial Copy Sandbox can include data records, exclude confidential objects, and be refreshed weekly. A sandbox template can specify which objects and data are copied from the production org to the sandbox org. Option A is incorrect because creating a Full Sandbox and using a sandbox template is not necessary for this requirement, as Full Sandboxes copy all data and metadata from the production org and can only be refreshed every 29 days. Option B is incorrect because creating a Developer Pro Sandbox and scheduling Data Loader to download selected object data weekly is not feasible for this requirement, as Developer Pro Sandboxes do not include data records by default and Data Loader cannot be scheduled to run weekly. Option D is incorrect because creating a Developer Sandbox and scheduling Data Loader to download selected object data weekly is not feasible for this requirement, as Developer Sandboxes do not include data records by default and Data Loader cannot be scheduled to run weekly.