Final answer:
If the guest has processed a Mobile Check-In, the authorization rule that should be used for the room SSMa is Authorization rule 5 plus amount (100 KYD per night).
Step-by-step explanation:
The authorization rule that should be used if the guest has processed a Mobile Check-In for the room SSMa is Authorization rule 5 plus amount (100 KYD per night). This means that the authorization amount will be the sum of the authorization rule 5 amount (which is 0) and an extra 100 KYD per night.