As air warms, it can “hold” more water vapor than air at cooler temperatures. As temperatures rise, more water evaporates from soils, plants, oceans and waterways — this becomes vapor. Additional water vapor means there’s more water available for heavier rain.
I would probably be calm and coaperative with them. I would do this because the more nervous and unsure you act, the more defencive they will most likely be.
Well think about it... 12 rolls is already out since they are asking about 16 rolls. 320 divided by 16 is 20. So, the service bought 20 cases of paper towels containing 16 rolls.