Answer:
Hotco
If it occurred, this would constitute a disadvantage for Hotco of the plan described above:
E) A steady increase in the price of oil beginning soon after the new burner is installed.
Step-by-step explanation:
A steady oil price increase commencing soon after the new burner is installed will obliterate the actual cost savings from which Clifton Asphalt would be paying Hotco for the oil burners.
This is buttressed by the fact of the payment terms that totally depends on the cost savings.
Even the adjustment after two years may not benefit Hotco if the steady increase in the price of oil persists.