Final answer:
To 'initialize' new radio batteries, they should be placed on charge for a certain amount of time. Based on the information provided, the correct answer is A. 30 minutes.
Step-by-step explanation:
To 'initialize' new radio batteries, they should be placed on charge for a certain amount of time. The correct answer depends on the specific batteries and their capacity. However, based on the information provided, it is mentioned that adding enough charge to cover an average day of 30 miles or 50 km will take about 3 hours for the middle-row case, or just over an hour for the high-power charge. Therefore, the most suitable answer would be A. 30 minutes.