Final answer:
The conversion factor to solve this problem is A) 2.20 lbs / 1 kg.
Step-by-step explanation:
To solve this problem, you would use the conversion factor A) 2.20 lbs / 1 kg. This conversion factor allows you to convert from kilograms to pounds. When using a conversion factor, you multiply the given value by the conversion factor to obtain the desired unit. For example, if you have 5 kilograms and want to convert it to pounds, you would multiply 5 kg by the conversion factor 2.20 lbs / 1 kg.