HOTSPOT
You are the Office 365 administrator for your company. A user wants to share a link to a presentation with a salesperson.
The salesperson will share the link with potential customers.
You have the following requirements:
Make a read-only version of the presentation available to anonymous users.
Notify the salesperson by email when the presentation is available.
You need to configure the sharing settings.
How should you configure the sharing settings? To answer, configure the appropriate options in the dialog box in the answer area.
Hot Area:
box. notification checkbox. https://elczara.wordpress.com/tag/sharepoint/
Answer: 
Explanation:
The requirements set out in the question are:
To make the read-only version of the presentation, we need to select the Can View option in the drop-down
To make the presentation available to anonymous users, we need to clear the Require Sign-in checkbox.
To notify the salesperson by email when the presentation is available, we need to tick the Send an email
References:
[Can view]
[ ] Require sig-in
[X] Send an email invitation
I would not check require sign in. A potential client will not have an account