1. For the consolidated communication diagram, merge all communication diagrams (fig 1-8) into a consolidated communication diagram that shows all objects and their interaction.

Fig. 1 Communication Diagram for Check-in use case Kl: Reservation Check-in Input > K1.5 K2.8 Reservation Custome Info Checked in K1.4: Reservation Info K2.7: Checked in K1.1: Reservation ID K2.1: Check-in K1.2 Read K2.2: Allocate Room K2.6 Delete Reservation Id Info KI.3: Room Number Info K2.5: Customer Info K2.4: Add Customer Info Fig. 1 Communication Diagram for Check-in use case Kl: Reservation Check-in Input > K1.5 K2.8 Reservation Custome Info Checked in K1.4: Reservation Info K2.7: Checked in K1.1: Reservation ID K2.1: Check-in K1.2 Read K2.2: Allocate Room K2.6 Delete Reservation Id Info KI.3: Room Number Info K2.5: Customer Info K2.4: Add Customer Info