Answer:
For there to be a greatest return on investment, you will be looking at which line has a higher value at Year 5 compared to Year 1, irregardless of the ups and downs in between. It can be observed that only the green line and the purple line shows an overall increase in Year 1 and Year 5. Hence the answer would be A&D and Peer comms (I can't really see the picture properly)
Step-by-step explanation:
