DRAG DROP
You have an existing Office 365 subscription. Users report that they cannot create meetings that contains dialin phone numbers.
You need to implement a solution that enables users to create meetings that include dial-in phone numbers for
the appropriate regions.
Which Microsoft Skype for Business component should you implement for each capability? To answer, drag the
appropriate components to the correct capabilities. Each component may be used once, more than once, or not
at all. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Select and Place:
Answer: 
Answer is correct
PSTN conferencing is similar to dial in conferencing which is required for meeting call in numbers.
Meeting broad cast supports upto 10000 attendees.
PSTN calling is required to call PSTN numbers