Final answer:
The primary factor to consider in a feasibility study for the new venture 'Chicken on Ice' is market demand for frozen chicken products.
Step-by-step explanation:
In conducting a feasibility study for the new venture 'Chicken on Ice', the primary factor that should be considered is the market demand for frozen chicken products. This is because market demand determines the potential customer base and profitability of the business. The other factors mentioned, such as technological advancements, climate conditions, and labor costs, may also be important considerations, but they are not as crucial as market demand when assessing the viability of the new venture.