Nancy and paul are designing an experiment to measure the amount of honey produced by each of the bee hives they keep. what should paul and nancy do to ensure a fair comparison between all the hives?

create a scale that can measure the density of the harvested honey.

take pictures of the combs before and after they are removed from the hive.

document the number of bees as compared to the amount of honey per hive.

establish a standard unit and method for measuring the honey.